5 letter words:
chota10,
chout10,
couth10,
oucht10,
tacho10,
touch10,
tahou8,
4 letter words:
chao9,
chat9,
chou9,
chut9,
coth9,
ouch9,
tach9,
haut7,
hout7,
oath7,
thou7,
atoc6,
coat6,
octa6,
taco6,
auto4,
3 letter words:
ach8,
cha8,
hoc8,
och8,
hao6,
hat6,
hoa6,
hot6,
hut6,
tho6,
act5,
cat5,
cot5,
cut5,
oca5,
toc5,
oat3,
out3,
tao3,
tau3,
uta3,
2 letter words:
ch7,
ah5,
ha5,
ho5,
oh5,
uh5,
at2,
ou2,
ta2,
to2,
ut2,