10 letter words:
chiffchaff32,
6 letter words:
chicha16,
5 letter words:
chaff16,
chich15,
chica12,
4 letter words:
faff13,
haff13,
caff12,
chic11,
chai9,
chia9,
3 letter words:
aff9,
fah9,
hah9,
iff9,
ach8,
cha8,
chi8,
hic8,
ich8,
ahi6,
2 letter words:
ch7,
ah5,
fa5,
ha5,
hi5,
if5,
ai2,