7ttt
8tttb
9tttbp
autt
buttb
wkutb
xkutbp
ykut
zkutb
0kutbp
lbvtbp
mbvt
nbvtb
obvtbp
pbvt
a2vt
b2vtb
c2vtbp
d2vt
e2vtb
zswtb
0swtbp
1swt
2swtb
3swtbp