The following will give you some additional maneuvers:
IMAC (scale aerobatics)
http://www.mini-iac.com/main.asp
Pattern Aerobatics
http://www.nsrca.org/
Horizon Hobbies (look in the archives for 3D maneuvers)
http://www.horizonhobby.com/
The IMAC site also includes a judging guide that will explain the downgrades and help with how a sequence should look
EXCAP232