6 letter words:
woubit11,
5 letter words:
bitou7,
oubit7,
4 letter words:
bito6,
bout6,
obit6,
3 letter words:
bow8,
owt6,
tow6,
two6,
wit6,
wot6,
bio5,
bit5,
boi5,
bot5,
but5,
obi5,
tub5,
out3,
tui3,
2 letter words:
ow5,
wo5,
bi4,
bo4,
ob4,
io2,
it2,
oi2,
ou2,
ti2,
to2,
ut2,