a2zz
b2zzb
c2zzbd
d2zz
e2zzb
zs0zb
0s0zbd
1s0z
2s0zb
3s0zbd
oj1zbd
pj1z
qj1zb
rj1zbd
sj1z
da2z
ea2zb
fa2zbd
ga2z
ha2zb
202zb
302zbd
402z
502zb
602zbd