6 letter words:
choice13,
echoic13,
5 letter words:
cache12,
chace12,
chaco12,
chica12,
chico12,
coach12,
cocci11,
chiao10,
4 letter words:
chic11,
choc11,
coch11,
ache9,
chai9,
chao9,
chia9,
each9,
echo9,
oche9,
ceca8,
coca8,
ecco8,
hioi7,
ohia7,
ciao6,
3 letter words:
ach8,
cha8,
che8,
chi8,
ech8,
hic8,
hoc8,
ich8,
och8,
ahi6,
hae6,
hao6,
hie6,
hoa6,
hoe6,
hoi6,
ace5,
eco5,
ice5,
oca5,
2 letter words:
ch7,
ah5,
eh5,
ha5,
he5,
hi5,
ho5,
oh5,
ae2,
ai2,
ea2,
io2,
oe2,
oi2,