4 letter words:
foam9,
ambo8,
bima8,
boma8,
iamb8,
moai6,
obia6,
3 letter words:
fab8,
fib8,
fob8,
bam7,
mib7,
mob7,
oaf6,
abo5,
aim5,
ami5,
bio5,
boa5,
boi5,
moa5,
moi5,
oba5,
obi5,
2 letter words:
fa5,
if5,
of5,
ab4,
am4,
ba4,
bi4,
bo4,
ma4,
mi4,
mo4,
ob4,
om4,
ai2,
io2,
oi2,