5 letter words:
chefs13,
fetch13,
hefts11,
chest10,
techs10,
4 letter words:
chef12,
fehs10,
heft10,
echt9,
etch9,
tech9,
efts7,
eths7,
fest7,
fets7,
hest7,
hets7,
sect6,
3 letter words:
feh9,
efs6,
eft6,
eth6,
fes6,
fet6,
hes6,
het6,
she6,
the6,
sec5,
set3,
2 letter words:
ef5,
eh5,
fe5,
he5,
sh5,
es2,
et2,