4 letter words:
fohn10,
fano7,
faro7,
fora7,
hoar7,
hora7,
horn7,
orra4,
roan4,
roar4,
3 letter words:
foh9,
arf6,
fan6,
far6,
fon6,
for6,
fro6,
hao6,
hon6,
nah6,
noh6,
oaf6,
rah6,
rho6,
nor3,
oar3,
ora3,
ran3,
2 letter words:
ah5,
fa5,
ha5,
ho5,
of5,
oh5,
an2,
ar2,
na2,
no2,
on2,
or2,