Find warez/mp3's by searching in Google!

"parent directory " /appz/ -xxx -html -htm -php -shtml -opendivx -md5 -md5sums
"parent directory " Gamez -xxx -html -htm -php -shtml -opendivx -md5 -md5sums
"parent directory " DVDRip -xxx -html -htm -php -shtml -opendivx -md5 -md5sums
"parent directory " Xvid -xxx -html -htm -php -shtml -opendivx -md5
-md5sums
"parent directory " MP3 -xxx -html -htm -php -shtml -opendivx -md5 -md5sums

You only need change the word after the parent directory (in bold font)...
change it to whatever you want

Another method used for looking for mp3s:

?intitle:index.of? mp3

You only need add the name of the song/artist/singer.
Example: ?intitle:index.of? mp3 slipknot