5 letter words:
routh8,
4 letter words:
khor11,
rukh11,
koru8,
touk8,
turk8,
hour7,
hout7,
hurt7,
ruth7,
thou7,
thro7,
thru7,
rout4,
tour4,
3 letter words:
kor7,
ouk7,
rok7,
hot6,
hut6,
rho6,
tho6,
ort3,
our3,
out3,
rot3,
rut3,
tor3,
2 letter words:
ko6,
ho5,
oh5,
uh5,
or2,
ou2,
to2,
ur2,
ut2,