Passwords

PPHP Level 1-1
PHPK Level 1-2
PQPD Level 1-3
PVPT Level 1-4
PRPJ Level 1-5

PBPM Level 2-1
PLPY Level 2-2
PCPZ Level 2-3
PGPG Level 2-4
PZPC Level 2-5

PYPL Level 3-1
PMPB Level 3-2
PJPR Level 3-3
PTPV Level 3-4
PDPQ Level 3-5

PKPH Level 4-1
HPPP Level 4-2
HHKK Level 4-3
HQKD Level 4-4
HVKT Level 4-5

HRKJ Level 5-1
HBKM Level 5-2
HLKY Level 5-3
HCKZ Level 5-4
HGHG Level 5-5

HZKC Level 6-1
HYKL Level 6-2
HMKB Level 6-3
HJKR Level 6-4
HTKV Level 6-5

HDKQ Level 7-1
HKKH Level 7-2
QPKP Level 7-3
QHDK Level 7-4
QQDD Level 7-5

QVDT Level 8-1
QRDJ Level 8-2
QBDM Level 8-3
QLDY Level 8-4
QCDZ Level 8-5

QGDG Level 9-1
QZDC Level 9-2
QYDL Level 9-3
QMBD Level 9-4
QJDR Level 9-5

QTDV Level 10-1
QDDQ Level 10-2
QKDH Level 10-3
VPDP Level 10-4
VHTK Level 10-5

PROA, PROB, PROC, or PROD as your password for secret stages.