5 letter words:
oboli7,
oobit7,
4 letter words:
bito6,
blot6,
boil6,
bolo6,
bolt6,
bool6,
boot6,
lobi6,
lobo6,
obit6,
obol6,
loot4,
loti4,
loto4,
olio4,
toil4,
tool4,
3 letter words:
bio5,
bit5,
boi5,
boo5,
bot5,
lib5,
lob5,
obi5,
obo5,
lit3,
loo3,
lot3,
oil3,
oot3,
til3,
too3,
2 letter words:
bi4,
bo4,
ob4,
io2,
it2,
li2,
lo2,
oi2,
oo2,
ti2,
to2,