5 letter words:
biota7,
tibia7,
4 letter words:
vita7,
bait6,
boat6,
bota6,
obia6,
obit6,
iota4,
3 letter words:
avo6,
ova6,
tav6,
vat6,
via6,
abo5,
bat5,
bio5,
bit5,
boa5,
bot5,
oba5,
obi5,
tab5,
ait3,
oat3,
tao3,
2 letter words:
ab4,
ba4,
bi4,
bo4,
ai2,
at2,
it2,
oi2,
ta2,
ti2,
to2,