a10y
b10yx
c10yxz
d10y
e10yx
zr1yx
0r1yxz
1r1y
2r1yx
3r1yxz
oi2yxz
pi2y
qi2yx
ri2yxz
si2y
d92y
e92yx
f92yxz
g92y
h92yx
2z3yx
3z3yxz
4z3y
5z3yx
6z3yxz