x1ovan
y1ov
z1ova
01ovan
11ov
mspv
nspva
ospvan
pspv
qspva
bjqva
cjqvan
djqv
ejqva
fjqvan
09qvan
19qv
29qva
39qvan
49qv
p0rv
q0rva
r0rvan
s0rv
t0rva