diff --git a/main.py b/main.py
index 42d3d78..a50d9bf 100644
--- a/main.py
+++ b/main.py
@@ -7,9 +7,10 @@ from datetime import datetime
 from pytz import timezone
 from queue import Queue
 from json import loads
+from itertools import product
 
 def load(variables) -> dict:
-    """Load environment variables."""
+    """Load environment variables"""
     keys = {}
     load_dotenv() # load .env file
     for var in variables:
@@ -40,33 +41,49 @@ def load(variables) -> dict:
     return keys
 
 def cleanTweet(tweet: str) -> str:
-    """Remove all unwanted elements from the tweet."""
-    tweet =  tweet.lower()                                  # convert to lower case
-    tweet = sub(r"(https?:\/\/\S+|www.\S+)", " ", tweet)    # remove URLs
-    hashtagMatch = findall(r"#\S+", tweet)                  # check all hashtags
-    if len(hashtagMatch) < 3:                               # if less than 3
-        tweet = sub(r"#\S+", " ", tweet)                    # remove them
+    """Remove all unwanted elements from the tweet"""
+    # Convert to lower case
+    tweet =  tweet.lower()
+    # Remove URLs
+    tweet = sub(r"(https?:\/\/\S+|www.\S+)", " ", tweet)
+    # Check all hashtags
+    hashtagMatch = findall(r"#\S+", tweet)
+    # If less than 3
+    if len(hashtagMatch) < 3:
+        # Remove them
+        tweet = sub(r"#\S+", " ", tweet)
     else:
-        return ""                                           # too much hashtags, ignoring tweet
-    tweet = sub(r"@\S+", " ", tweet)                        # remove usernames
-    tweet = sub(r" *?[^\w\s]+", " ", tweet)                 # remove everything who is not a letter or a number or a space
-    tweet = sub(r"\S+(?=si|ci)", " ", tweet)                # remove element of the word only if the last syllable can be matched (so more words will be answered without adding them manually)
-    tweet = sub(r"(?<=ui)i+|(?<=na)a+(?<!n)|(?<=quoi)i+|(?<=no)o+(?<!n)|(?<=hei)i+(?<!n)|(?<=si)i+", "", tweet) # remove key smashing in certains words
+        # Too much hashtags in the tweet -> so ignore it
+        return ""
+    # Remove usernames
+    tweet = sub(r"@\S+", " ", tweet)
+    # Remove everything who isn't a letter/number/space
+    tweet = sub(r" *?[^\w\s]+", " ", tweet)
+    # Remove element of the word only if the last syllable can be matched
+    # (so more words will be answered without adding them manually)
+    tweet = sub(r"\S+(?=si|ci)", " ", tweet)
+
+    # Remove key smashing in certains words
+    #              uiii      naaaan          quoiiii     noooon          heiiin           siiii
+    tweet = sub(r"(?<=ui)i+|(?<=na)a+(?<!n)|(?<=quoi)i+|(?<=no)o+(?<!n)|(?<=hei)i+(?<!n)|(?<=si)i+", "", tweet)
 
     return tweet.strip()
 
 class Listener(StreamListener):
-    """Watch for tweets that match criteria in real-time."""
-    def __init__(self, api = None, users = None, forcelist = None, q = Queue()):
+    """Watch for tweets that match criteria in real-time"""
+    def __init__(self, api: API = None, users: list = None, forcelist: list = None, q = Queue()):
         super(Listener, self).__init__()
         self.q = q
         self.api = api
-        self.accounts = users
-        self.forcelist = forcelist
+        self.accounts = [users, forcelist]
         self.listOfFriendsID = getFriendsID(api, users) + getIDs(api, forcelist)
 
     def on_connect(self):
-        print(f"Scroll sur Twitter avec les abonnements de @{', @'.join(self.accounts)} comme timeline et ces comptes : @{', @'.join(self.forcelist)}...")
+        if self.accounts[1] == []:
+            forcelist = "Aucun"
+        else:
+            forcelist = f"@{', @'.join(self.accounts[1])}"
+        print(f"Début du scroll sur Twitter avec les abonnements de @{', @'.join(self.accounts[0])} et ces comptes en plus : {forcelist} comme timeline...")
 
     def on_disconnect(notice):
         notice = notice["disconnect"]
@@ -75,23 +92,33 @@ class Listener(StreamListener):
             print(f"Raison : {notice['reason']}")
 
     def on_status(self, status):
-        if status._json["user"]["id"] in self.listOfFriendsID and status._json["user"]["screen_name"] not in keys["WHITELIST"]: # verification of the author of the tweet
-            if seniority(status._json["created_at"]): # verification of the age of the tweet
-                if not hasattr(status, "retweeted_status"): # ignore Retweet
-                    if "extended_tweet" in status._json:
+        json = status._json
+        # Verify the author of the tweet
+        if json["user"]["id"] in self.listOfFriendsID and json["user"]["screen_name"] not in keys["WHITELIST"]:
+            # Verify the age of the tweet
+            if seniority(json["created_at"]):
+                # Verify if the tweet isn't a retweet
+                if not hasattr(status, "retweeted_status"):
+                    # Fetch the tweet
+                    if "extended_tweet" in json:
                         tweet = cleanTweet(status.extended_tweet["full_text"])
                     else:
                         tweet = cleanTweet(status.text)
+                    # Fetch the last word of the tweet
                     lastWord = tweet.split()[-1:][0]
                     if keys["VERBOSE"]:
                         infoLastWord = f"dernier mot : \"{lastWord}\"" if len(lastWord) > 0 else "tweet ignoré car trop de hashtags"
-                        print(f"Tweet trouvé de {status._json['user']['screen_name']} ({infoLastWord})...", end = " ")
-                    if lastWord in universalBase: # check if the last word found is a supported word
+                        print(f"Tweet trouvé de {json['user']['screen_name']} ({infoLastWord})...", end = " ")
+                    # Check if the last word found is a supported word
+                    if lastWord in universalBase:
                         answer = None
+                        # Fetch an adequate response
                         for mot in base.items():
                             if lastWord in mot[1]:
+                                # Handle specific case
                                 if mot[0] == "bon":
-                                    if datetime.now().hour in range(7, 17): # between 7am and 5pm
+                                    # Between 7am and 5pm
+                                    if datetime.now().hour in range(7, 17):
                                         answer = answers[mot[0]][0] # jour
                                     else:
                                         answer = answers[mot[0]][1] # soir
@@ -100,14 +127,17 @@ class Listener(StreamListener):
                         if answer == None:
                             if keys["VERBOSE"]:
                                 print(f"{errorMessage} Aucune réponse trouvée.")
+                        # If an answer has been found
                         else:
                             if keys["VERBOSE"]:
                                 print(f"Envoie d'un {answer[0]}...", end = " ")
-                            try: # send answer
-                                self.api.update_status(status = choice(answer), in_reply_to_status_id = status._json["id"], auto_populate_reply_metadata = True)
-                                print(f"{status._json['user']['screen_name']} s'est fait {answer[0]} !")
+                            try:
+                                # Send the tweet with the answer
+                                self.api.update_status(status = choice(answer), in_reply_to_status_id = json["id"], auto_populate_reply_metadata = True)
+                                print(f"{json['user']['screen_name']} s'est fait {answer[0]} !")
                             except Exception as error:
                                 error = loads(error.response.text)["errors"][0]
+                                # https://developer.twitter.com/en/support/twitter-api/error-troubleshooting
                                 if error["code"] == 385:
                                     error["message"] = "Tweet supprimé ou auteur en privé/bloqué."
                                 print(f"{errorMessage[:-2]} ({error['code']}) ! {error['message']}")
@@ -116,6 +146,7 @@ class Listener(StreamListener):
                             print("Annulation car le dernier mot n'est pas intéressant.")
 
     def do_stuff(self):
+        """Loop for the Listener"""
         while True:
             self.q.get()
             self.q.task_done()
@@ -132,53 +163,61 @@ class Listener(StreamListener):
             print("\n")
         return False
 
-def getFriendsID(api, users: list) -> list:
-    """Get all friends of choosen users."""
+def getFriendsID(api: API, users: list) -> list:
+    """Get all friends of choosen users"""
     liste = []
+    # Get IDs of the user's friends
     for user in users:
         liste.extend(api.friends_ids(user))
     return list(set(liste))
 
-def getIDs(api, users: list) -> list:
+def getIDs(api: API, users: list) -> list:
     """Get all the ID of users"""
     liste = []
+    # Get IDs of the users
     for user in users:
         liste.append(api.get_user(user)._json["id"])
     return list(set(liste))
 
 def seniority(date: str) -> bool:
-    """Return True only if the given string date is less than one day old."""
-    datetimeObject = datetime.strptime(date, "%a %b %d %H:%M:%S +0000 %Y") # convert String format to datetime format
-    datetimeObject = datetimeObject.replace(tzinfo = timezone("UTC"))      # Twitter give us an UTC time
-    age = datetime.now(timezone("UTC")) - datetimeObject                   # time now in UTC minus the time we got to get the age of the date
-    return False if age.days >= 1 else True                                # False if older than a day
+    """Return True only if the given string date is less than one day old"""
+    # Convert string format to datetime format
+    datetimeObject = datetime.strptime(date, "%a %b %d %H:%M:%S +0000 %Y")
+    # Twitter give us an UTC time
+    datetimeObject = datetimeObject.replace(tzinfo = timezone("UTC"))
+    # time now in UTC minus the time we got to get the age of the date
+    age = datetime.now(timezone("UTC")) - datetimeObject
+    # False if older than a day, else True
+    return False if age.days >= 1 else True
 
-def permute(array: list) -> list:
-    """Retrieves all possible combinations for the given list and returns the result as a list."""
+def generateWords(array: list) -> list:
+    """
+    Retrieves all possible combinations for the given list and returns the result as a list
+
+    This is used for the filter in the stream (before calling the Listener)
+    """
     quoiListe = []
 
-    for text in array: # all element of the list
-        if text.lower() not in quoiListe:
-            quoiListe.append(text.lower())      # word fully in lowercase
-        if text.upper() not in quoiListe:
-            quoiListe.append(text.upper())      # word fully in uppercase
-        if text.capitalize() not in quoiListe:
-            quoiListe.append(text.capitalize()) # word with the first letter in uppercase
+    for text in array:
+        # Add all combinations
+        # Example for 'oui': ['OUI', 'OUi', 'OuI', 'Oui', 'oUI', 'oUi', 'ouI', 'oui']
+        quoiListe.extend(list(map(''.join, product(*zip(text.upper(), text.lower())))))
+
     return quoiListe
 
-def createBaseTrigger(lists) -> list:
-    """Merges all given lists into one."""
+def createBaseTrigger(lists: list) -> list:
+    """Merges all given lists into one"""
     listing = []
     for liste in lists:
         listing.extend(liste)
     return list(set(listing))
 
-def createBaseAnswers(word) -> list:
-    """Generates default answers for a given word."""
-    return [word, f"({word})", word.upper(), f"{word} lol"]
+def createBaseAnswers(word: str) -> list:
+    """Generates default answers for a given word"""
+    return [word, f"({word})", word.upper(), f"{word} lol", f"{word} 👀"]
 
 def start():
-    """Start the bot."""
+    """Start the bot"""
     auth = OAuthHandler(keys["CONSUMER_KEY"], keys["CONSUMER_SECRET"])
     auth.set_access_token(keys["TOKEN"], keys["TOKEN_SECRET"])
 
@@ -212,9 +251,11 @@ if __name__ == "__main__":
     --
     PSEUDO is the PSEUDO of the account you want to listen to snipe.
     """
-    errorMessage = "Une erreur survient !" # error message
+    # Error message
+    errorMessage = "Une erreur survient !"
 
-    base = { # words to detect in lowercase
+    # Words who trigger the bot (keys in lowercase)
+    base = {
         "quoi": ["quoi", "koi", "quoient"],
         "oui": ["oui", "ui", "wi"],
         "non": ["non", "nn"],
@@ -252,7 +293,8 @@ if __name__ == "__main__":
         "vois": ["vois", "voit", "voie", "voi"],
     }
 
-    answers = { # creation of answers
+    # Answers for all the triggers (keys in lowercase)
+    answers = {
         "quoi": createBaseAnswers("feur")
               + createBaseAnswers("feuse")
               + [
@@ -374,11 +416,14 @@ if __name__ == "__main__":
         "vois": createBaseAnswers("ture"),
     }
 
-    universalBase = createBaseTrigger(list(base.values())) # creation of a list of all the words
+    # List of all the trigger words
+    universalBase = createBaseTrigger(list(base.values()))
 
-    triggerWords = permute(universalBase) # creation of a list of all the words (upper and lower case)
+    # List of all the triggers words's variations
+    triggerWords = generateWords(universalBase)
 
-    # Loading environment variables and launching the bot
+    # Loading environment variables
     keys = load(["TOKEN", "TOKEN_SECRET", "CONSUMER_KEY", "CONSUMER_SECRET", "PSEUDOS", "VERBOSE", "WHITELIST", "FORCELIST"])
-    print("") # just a newline
+
+    # Start the bot
     start()