6 letter words:
oubaas8,
5 letter words:
sauba7,
4 letter words:
abas6,
abos6,
baas6,
boas6,
obas6,
soba6,
suba6,
3 letter words:
aba5,
abo5,
abs5,
baa5,
bas5,
boa5,
bos5,
bus5,
oba5,
obs5,
sab5,
sob5,
sub5,
aas3,
aua3,
ous3,
sau3,
sou3,
2 letter words:
ab4,
ba4,
bo4,
ob4,
aa2,
as2,
os2,
ou2,
so2,
us2,