5 letter words:
cusso7,
4 letter words:
cobs8,
cubs8,
boos6,
boss6,
buss6,
coos6,
coss6,
cuss6,
obos6,
sobs6,
socs6,
subs6,
sous4,
3 letter words:
cob7,
cub7,
boo5,
bos5,
bus5,
coo5,
cos5,
obo5,
obs5,
sob5,
soc5,
sub5,
oos3,
ous3,
sos3,
sou3,
sus3,
2 letter words:
bo4,
ob4,
oo2,
os2,
ou2,
so2,
us2,