4 letter words:
holk11,
hulk11,
khor11,
kohl11,
rukh11,
bork10,
bouk10,
bulk10,
burk10,
buhl9,
buhr9,
koru8,
lurk8,
oulk8,
hour7,
hurl7,
blur6,
burl6,
lour4,
roul4,
3 letter words:
bok9,
kob9,
boh8,
hob8,
hub8,
kor7,
ouk7,
rok7,
rho6,
bor5,
bro5,
bru5,
bur5,
lob5,
orb5,
rob5,
rub5,
urb5,
lor3,
lou3,
lur3,
our3,
2 letter words:
ko6,
ho5,
oh5,
uh5,
bo4,
ob4,
lo2,
or2,
ou2,
ur2,