6 letter words:
brooch13,
5 letter words:
birch12,
chiro10,
choir10,
ichor10,
boric9,
4 letter words:
boho9,
coho9,
hobo9,
rich9,
crib8,
biro6,
boor6,
brio6,
broo6,
coir6,
3 letter words:
chi8,
hic8,
hob8,
ich8,
cob7,
oho6,
ooh6,
rho6,
bio5,
boo5,
bro5,
coo5,
cor5,
obi5,
orb5,
orc5,
rib5,
rob5,
roc5,
2 letter words:
hi5,
ho5,
oh5,
bi4,
bo4,
oi2,
or2,