7 letter words:
chechia17,
6 letter words:
chicha16,
5 letter words:
chich15,
cache12,
chace12,
chica12,
4 letter words:
hech12,
chic11,
ache9,
chai9,
chia9,
each9,
ceca8,
3 letter words:
hah9,
heh9,
ach8,
cha8,
che8,
chi8,
ech8,
hic8,
ich8,
ahi6,
hae6,
hie6,
ace5,
ice5,
2 letter words:
ch7,
ah5,
eh5,
ha5,
he5,
hi5,
ae2,
ai2,
ea2,