0knbwz
1knb
2knbw
3knbwz
4knb
pbob
qbobw
rbobwz
sbob
tbobw
e2obw
f2obwz
g2ob
h2obw
i2obwz
3spbwz
4spb
5spbw
6spbwz
7spb
sjqb
tjqbw
ujqbwz
vjqb
wjqbw