22s1y
32s1yx
42s1
52s1y
62s1yx
rtt1yx
stt1
ttt1y
utt1yx
vtt1
gku1
hku1y
iku1yx
jku1
kku1y
5av1y
6av1yx
7av1
8av1y
9av1yx
u1v1yx
v1v1
w1v1y
x1v1yx
y1v1