6 letter words:
euphon11,
5 letter words:
ouphe10,
pheon10,
phone10,
4 letter words:
hope9,
ouph9,
phon9,
hone7,
nope6,
noup6,
open6,
peon6,
pone6,
upon6,
3 letter words:
hep8,
hop8,
hup8,
peh8,
pho8,
poh8,
puh8,
hen6,
hoe6,
hon6,
hue6,
hun6,
noh6,
nep5,
ope5,
oup5,
pen5,
pun5,
upo5,
eon3,
one3,
2 letter words:
eh5,
he5,
ho5,
oh5,
uh5,
op4,
pe4,
po4,
up4,
en2,
ne2,
no2,
nu2,
oe2,
on2,
ou2,
un2,