nn1ok
on1okr
pn1o
qn1ok
rn1okr
ce2okr
de2o
ee2ok
fe2okr
ge2o
142o
242ok
342okr
442o
542ok
qv3ok
rv3okr
sv3o
tv3ok
uv3okr
fm4okr
gm4o
hm4ok
im4okr
jm4o