5 letter words:
obias7,
4 letter words:
abos6,
base6,
bias6,
bios6,
bise6,
boas6,
isba6,
obas6,
obes6,
obia6,
obis6,
sabe6,
soba6,
3 letter words:
abo5,
abs5,
bas5,
bes5,
bio5,
bis5,
boa5,
bos5,
oba5,
obe5,
obi5,
sab5,
sib5,
sob5,
ais3,
oes3,
ose3,
sae3,
sea3,
sei3,
2 letter words:
ab4,
ba4,
be4,
bi4,
bo4,
ae2,
ai2,
as2,
es2,
is2,
oe2,
oi2,
os2,
si2,
so2,