6 letter words:
utopia8,
5 letter words:
tophi10,
hutia8,
tahou8,
patio7,
4 letter words:
hoax14,
taxi11,
hapu9,
hipt9,
opah9,
ouph9,
path9,
phat9,
phot9,
phut9,
pith9,
puha9,
toph9,
haut7,
hout7,
huia7,
oath7,
ohia7,
thio7,
thou7,
atop6,
oupa6,
patu6,
pita6,
pout6,
ptui6,
tapu6,
topi6,
upta6,
aitu4,
auto4,
iota4,
3 letter words:
hox13,
pax12,
pix12,
pox12,
tax10,
tix10,
tux10,
hap8,
hip8,
hop8,
hup8,
pah8,
phi8,
pho8,
pht8,
poh8,
puh8,
ahi6,
hao6,
hat6,
hit6,
hoa6,
hoi6,
hot6,
hui6,
hut6,
tho6,
apo5,
apt5,
opt5,
oup5,
pat5,
pia5,
pit5,
piu5,
poa5,
poi5,
pot5,
put5,
tap5,
tip5,
top5,
tup5,
upo5,
ait3,
ita3,
oat3,
out3,
tai3,
tao3,
tau3,
tui3,
uta3,
2 letter words:
ax9,
ox9,
xi9,
xu9,
ah5,
ha5,
hi5,
ho5,
oh5,
uh5,
op4,
pa4,
pi4,
po4,
up4,
ai2,
at2,
io2,
it2,
oi2,
ou2,
ta2,
ti2,
to2,
ut2,