5 letter words:
which16,
hooch13,
whoop13,
hippo12,
pooch12,
4 letter words:
whow13,
chow12,
phoh12,
whip12,
whop12,
wich12,
chip11,
chop11,
cowp11,
whio10,
coho9,
hoop9,
pooh9,
coop8,
oppo8,
poco8,
poop8,
3 letter words:
hoh9,
how9,
who9,
wow9,
chi8,
cow8,
hic8,
hip8,
hoc8,
hop8,
ich8,
och8,
phi8,
pho8,
poh8,
pow8,
wop8,
cop7,
pic7,
pip7,
pop7,
hoi6,
hoo6,
oho6,
ooh6,
woo6,
coo5,
oop5,
poi5,
poo5,
2 letter words:
ch7,
hi5,
ho5,
oh5,
ow5,
wo5,
op4,
pi4,
po4,
io2,
oi2,
oo2,