pn2n
qn2n2
rn2n2b
sn2n
tn2n2
ee3n2
fe3n2b
ge3n
he3n2
ie3n2b
343n2b
443n
543n2
643n2b
743n
sv4n
tv4n2
uv4n2b
vv4n
wv4n2
hm5n2
im5n2b
jm5n
km5n2
lm5n2b