5 letter words:
phono10,
4 letter words:
phiz18,
zoon13,
hoop9,
phon9,
pooh9,
pion6,
poon6,
3 letter words:
zip14,
zin12,
zoo12,
hip8,
hop8,
phi8,
poh8,
hin6,
hon6,
noh6,
oho6,
ooh6,
nip5,
pin5,
poi5,
poo5,
ion3,
noo3,
ono3,
2 letter words:
hi5,
ho5,
oh5,
op4,
pi4,
in2,
no2,
oi2,
on2,