5 letter words:
orach10,
roach10,
4 letter words:
hoax14,
coax13,
coxa13,
crux13,
roux11,
arch9,
chao9,
char9,
ouch9,
hoar7,
hora7,
hour7,
arco6,
orca6,
3 letter words:
cox12,
rax10,
hao6,
rah6,
rho6,
arc5,
car5,
cor5,
cru5,
cur5,
oca5,
orc5,
roc5,
oar3,
ora3,
our3,
2 letter words:
ax9,
ox9,
xu9,
ah5,
ha5,
ho5,
oh5,
uh5,
ar2,
or2,