5 letter words:
hertz17,
chert10,
retch10,
4 letter words:
chez18,
trez13,
cher9,
echt9,
etch9,
tech9,
tehr7,
cert6,
3 letter words:
rez12,
che8,
ech8,
eth6,
her6,
het6,
reh6,
the6,
rec5,
tec5,
ret3,
2 letter words:
ch7,
eh5,
he5,
er2,
et2,
re2,
te2,