Enter these passwords on the password screen.

Level - Code:

LEVEL 2 - QDJL
LEVEL 3 - ZZPD
LEVEL 4 - THKS
LEVEL 5 - MSLK
LEVEL 6 - KRPS
LEVEL 7 - VNVX
LEVEL 8 - YHXM
LEVEL 9 - FHMK
LEVEL 10 - LKJL
LEVEL 11 - RJHG
LEVEL 12 - RPGR
LEVEL 13 - WMVB
LEVEL 14 - KLPZ
LEVEL 15 - RVBS
LEVEL 16 - LMTQ
LEVEL 17 - GBGN
LEVEL 18 - YCGD