adsn
bdsnn
cdsnnu
ddsn
edsnn
z3snn
03snnu
13sn
23snn
33snnu
outnnu
putn
qutnn
rutnnu
sutn
dlun
elunn
flunnu
glun
hlunn
2bvnn
3bvnnu
4bvn
5bvnn
6bvnnu