Level passwords:
02 - BCCB
03 - DQGH
04 - HGGF
05 - NBFG
06 - KGBF
07 - QGJJ
08 - GQHG
09 - FLDP
10 - KGQQ
11 - DLGQ
12 - CBHG
13 - JBJG
14 - PLDP
15 - LFGB
16 - DQLD
17 - CLPG
18 - DLHD
19 - LFQS