5 letter words:
churn10,
runch10,
cornu7,
4 letter words:
chon9,
chou9,
ouch9,
roch9,
horn7,
hour7,
corn6,
cour6,
curn6,
unco6,
ourn4,
3 letter words:
hoc8,
och8,
hon6,
hun6,
noh6,
rho6,
con5,
cor5,
cru5,
cur5,
orc5,
roc5,
ruc5,
nor3,
nur3,
our3,
run3,
urn3,
2 letter words:
ch7,
ho5,
oh5,
uh5,
no2,
nu2,
on2,
or2,
ou2,
un2,
ur2,