6 letter words:
cogons9,
congos9,
5 letter words:
cogon8,
congo8,
coons7,
goons6,
4 letter words:
cogs7,
cons6,
coon6,
coos6,
goon5,
goos5,
nogs5,
snog5,
song5,
onos4,
soon4,
3 letter words:
cog6,
con5,
coo5,
cos5,
goo4,
gos4,
nog4,
noo3,
nos3,
ono3,
ons3,
son3,
2 letter words:
go3,
no2,
on2,
os2,
so2,