86ole
96olen
a7ol
b7ole
c7olen
xxplen
yxpl
zxple
0xplen
1xpl
moql
noqle
ooqlen
poql
qoqle
bfrle
cfrlen
dfrl
efrle
ffrlen
05rlen
15rl
25rle
35rlen
45rl