5 letter words:
abuse7,
beaus7,
bouse7,
4 letter words:
fabs9,
fobs9,
fubs9,
feus7,
foes7,
fuse7,
oafs7,
safe7,
sofa7,
abos6,
base6,
beau6,
boas6,
obas6,
obes6,
sabe6,
soba6,
suba6,
3 letter words:
fab8,
fob8,
fub8,
efs6,
fas6,
fes6,
feu6,
foe6,
fou6,
oaf6,
abo5,
abs5,
bas5,
bes5,
boa5,
bos5,
bus5,
oba5,
obe5,
sab5,
sob5,
sub5,
eau3,
oes3,
ose3,
sae3,
sau3,
sea3,
sou3,
sue3,
use3,
2 letter words:
ef5,
fa5,
fe5,
of5,
ab4,
ba4,
be4,
bo4,
ae2,
as2,
es2,
oe2,
os2,
so2,
us2,