6 letter words:
oubits8,
subito8,
5 letter words:
bitos7,
bitou7,
bouts7,
buist7,
busti7,
obits7,
oubit7,
4 letter words:
bios6,
bist6,
bito6,
bits6,
bois6,
bots6,
bout6,
bust6,
buts6,
obis6,
obit6,
stob6,
stub6,
tubs6,
oust4,
outs4,
sout4,
suit4,
tuis4,
utis4,
3 letter words:
bio5,
bis5,
bit5,
boi5,
bos5,
bot5,
bus5,
but5,
obi5,
obs5,
sib5,
sob5,
sub5,
tub5,
ios3,
iso3,
its3,
ous3,
out3,
sit3,
sot3,
sou3,
sui3,
tis3,
tui3,
uts3,
2 letter words:
bi4,
bo4,
ob4,
io2,
is2,
it2,
oi2,
os2,
ou2,
si2,
so2,
st2,
ti2,
to2,
us2,
ut2,
