5 letter words:
scows10,
4 letter words:
cows9,
scow9,
sows7,
wiss7,
woos7,
coos6,
coss6,
sics6,
socs6,
isos4,
3 letter words:
cow8,
sow6,
wis6,
woo6,
wos6,
cis5,
coo5,
cos5,
sic5,
soc5,
ios3,
iso3,
oos3,
sis3,
sos3,
2 letter words:
ow5,
wo5,
io2,
is2,
oi2,
oo2,
os2,
si2,
so2,