5 letter words:
fetch13,
chert10,
chute10,
retch10,
ruche10,
teuch10,
cruet7,
curet7,
cuter7,
eruct7,
recut7,
truce7,
4 letter words:
chef12,
heft10,
curf9,
echt9,
etch9,
tech9,
fret7,
hurt7,
reft7,
ruth7,
thru7,
tref7,
turf7,
cure6,
curt6,
cute6,
ecru6,
true4,
3 letter words:
feh9,
eft6,
eth6,
fer6,
fet6,
feu6,
fur6,
her6,
het6,
hue6,
hut6,
ref6,
the6,
cru5,
cue5,
cur5,
cut5,
ecu5,
rec5,
ret3,
rue3,
rut3,
ute3,
2 letter words:
ef5,
eh5,
fe5,
he5,
uh5,
er2,
et2,
re2,
ut2,