5 letter words:
scuba9,
bunas7,
4 letter words:
cabs8,
cubs8,
scab8,
bans6,
buna6,
buns6,
cans6,
nabs6,
nubs6,
scan6,
snub6,
suba6,
anus4,
3 letter words:
zas12,
cab7,
cub7,
abs5,
ban5,
bas5,
bun5,
bus5,
can5,
nab5,
nub5,
sab5,
sac5,
sub5,
nus3,
sau3,
sun3,
uns3,
2 letter words:
za11,
ab4,
ba4,
an2,
as2,
na2,
nu2,
un2,
us2,