5 letter words:
obias7,
4 letter words:
fabs9,
fibs9,
fobs9,
fubs9,
oafs7,
sofa7,
abas6,
abos6,
baas6,
bias6,
bios6,
boas6,
isba6,
obas6,
obia6,
obis6,
soba6,
suba6,
3 letter words:
fab8,
fib8,
fob8,
fub8,
fas6,
fou6,
ifs6,
oaf6,
aba5,
abo5,
abs5,
baa5,
bas5,
bio5,
bis5,
boa5,
bos5,
bus5,
oba5,
obi5,
sab5,
sib5,
sob5,
sub5,
aas3,
ais3,
sau3,
sou3,
2 letter words:
fa5,
if5,
of5,
ab4,
ba4,
bi4,
bo4,
aa2,
ai2,
as2,
is2,
oi2,
os2,
si2,
so2,
us2,