5 letter words:
cocos9,
scoog8,
4 letter words:
cows9,
scow9,
coco8,
wogs8,
cogs7,
scog7,
woos7,
coos6,
goos5,
3 letter words:
cow8,
wog7,
cog6,
sow6,
woo6,
wos6,
coo5,
cos5,
soc5,
goo4,
gos4,
sog4,
oos3,
2 letter words:
ow5,
wo5,
go3,
oo2,
os2,
so2,