z2ng2
02ng2u
12ng
22ng2
32ng2u
otog2u
ptog
qtog2
rtog2u
stog
dkpg
ekpg2
fkpg2u
gkpg
hkpg2
2aqg2
3aqg2u
4aqg
5aqg2
6aqg2u
r1qg2u
s1qg
t1qg2
u1qg2u
v1qg