pnop
qnopd
rnopd4
snop
tnopd
eeppd
feppd4
gepp
heppd
ieppd4
34ppd4
44pp
54ppd
64ppd4
74pp
svqp
tvqpd
uvqpd4
vvqp
wvqpd
hmrpd
imrpd4
jmrp
kmrpd
lmrpd4