Currently the following searchkeys are included:

   9 - A9
   a - Answers.com
   c - CPAN modules
   d - Dictionary.com
 dis - Discogs
  dr - Onelook reverse dictionary
   e - Erowid
   f - Freshmeat
   g - Google
  gb - Google Blogsearch
  gs - Gamespot
   i - IMDB
 iso - IsoHunt
   m - Memory Alpha
  mn - MiniNova
   n - Google News
   o - Opera Support
  pb - The Pirate Bay
  pd - Perl documentation
   r - Google Groups
 rfc - RFC (text)
rfcn - RFC (number)
  tv - TV.com program search
 tvr - TVRage
   w - Wikipedia
   x - MetaCritic
   y - YubNub