5 letter words:
yecch15,
4 letter words:
chez18,
hype12,
yech12,
pech11,
hyen10,
pyne9,
3 letter words:
zep14,
hyp11,
hey9,
hye9,
yeh9,
che8,
ech8,
hep8,
peh8,
pye8,
yep8,
cep7,
pec7,
hen6,
nye6,
yen6,
nep5,
pen5,
2 letter words:
ch7,
eh5,
he5,
ny5,
ye5,
pe4,
en2,
ne2,