All levels
On the main menu screen illuminates options and clicks: below, drcha, left, drcha, [], or [], or [], while pulsing r1.
Green Peos
While you press R1 press: up, left, right, [], o, x
Musical puzzles
Press these buttons with R1 pulsed and all musical puzzles are resolved with any sound: above, or, left, x, down, [], right.