Run the simple
+doctor command and check that
AutoInspect is enabled and that
AutoTriggers are also green.
If you haven't already, in your Discord client settings, under Appearance, enable the Developer Mode.
Select a message that got past the filter. You should see three points at the end of the message if you are on a computer. On a phone, long press the message.
Select Copy (Message) ID to copy the ID to the clipboard.
Use the command
+message_info [the message ID you copied] to ask the bot for logs and information about the message. Take a screenshot of the message sent by the bot.
Send your screenshot and some explanation on what was wrong on the #support channel on the Support Server.