6 letter words:
concho13,
5 letter words:
choco12,
conch12,
cooch12,
4 letter words:
choc11,
coch11,
chon9,
coho9,
coco8,
hoon7,
coon6,
3 letter words:
hoc8,
och8,
hon6,
hoo6,
noh6,
oho6,
ooh6,
con5,
coo5,
noo3,
ono3,
oon3,
2 letter words:
ch7,
ho5,
oh5,
no2,
on2,
oo2,
