ac1t
bc1tz
cc1tzw
dc1t
ec1tz
z21tz
021tzw
121t
221tz
321tzw
ot2tzw
pt2t
qt2tz
rt2tzw
st2t
dk3t
ek3tz
fk3tzw
gk3t
hk3tz
2a4tz
3a4tzw
4a4t
5a4tz
6a4tzw