5 letter words:
chief13,
fiche13,
4 letter words:
chef12,
cher9,
fice9,
rich9,
fier7,
fire7,
heir7,
hire7,
reif7,
rife7,
cire6,
eric6,
icer6,
rice6,
3 letter words:
feh9,
che8,
chi8,
ech8,
hic8,
ich8,
erf6,
fer6,
fie6,
fir6,
her6,
hie6,
ref6,
reh6,
rif6,
ice5,
rec5,
ire3,
rei3,
2 letter words:
ch7,
ef5,
eh5,
fe5,
he5,
hi5,
if5,
er2,
re2,