0vdcrt
1vdc
2vdcr
3vdcrt
4vdc
pmec
qmecr
rmecrt
smec
tmecr
edfcr
fdfcrt
gdfc
hdfcr
idfcrt
33fcrt
43fc
53fcr
63fcrt
73fc
sugc
tugcr
uugcrt
vugc
wugcr