5 letter words:
foehn11,
ninon5,
4 letter words:
fohn10,
fine7,
fino7,
foin7,
hone7,
info7,
neif7,
neon4,
nine4,
none4,
3 letter words:
feh9,
foh9,
fen6,
fie6,
fin6,
foe6,
fon6,
hen6,
hie6,
hin6,
hoe6,
hon6,
noh6,
eon3,
inn3,
ion3,
one3,
2 letter words:
ef5,
eh5,
fe5,
he5,
hi5,
ho5,
if5,
of5,
oh5,
en2,
in2,
ne2,
no2,
oe2,
oi2,
on2,