5 letter words:
zocco18,
choco12,
cooch12,
4 letter words:
orzo13,
choc11,
coch11,
coho9,
roch9,
coco8,
croc8,
3 letter words:
zho15,
coz14,
zoo12,
hoc8,
och8,
hoo6,
oho6,
ooh6,
rho6,
coo5,
cor5,
orc5,
roc5,
oor3,
roo3,
2 letter words:
zo11,
ch7,
ho5,
oh5,
oo2,
or2,