KaZaA limits your searches to a bitrate, to enable higher bitrate searches, and even more results, just do this:

1) Start > Run, regedit
2) go to:
HKEY_CURRENT_USER\Software\Kazaa

change:
LimitBitrate from 1 to 0

eWeek, RCR Wireless, Information Week, Business Week, Many More Free Magazines!