examples

• kittycat - search for one word
• kitty kat - search for kitty AND kat in the same message
• "kitty kat" - search for the phrase "kitty kat"
• "kitty kat"~5 - search for the words kitty AND kat within any 5 words, so "my kitty is a good kat" would match because "kitty is a good kat" is 5 words and contains both the words
• "good kitty kat"/2 - search for any TWO words specified within the whole message, so "my kitty is good" will match along with "good bye kat"
• kitty @user "gurov" - searches everything said by user "gurov" for word "kitty", all the other rules apply