5 letter words:
confs10,
coofs10,
conns7,
coons7,
noons5,
4 letter words:
conf9,
coof9,
fons7,
oofs7,
conn6,
cons6,
coon6,
coos6,
noon4,
onos4,
oons4,
soon4,
3 letter words:
fon6,
oof6,
con5,
coo5,
cos5,
soc5,
non3,
noo3,
nos3,
ono3,
ons3,
oon3,
oos3,
son3,
2 letter words:
of5,
no2,
on2,
oo2,
os2,
so2,