4 letter words:
wark11,
work11,
bark10,
bork10,
kbar10,
braw9,
brow9,
kora8,
okra8,
boar6,
bora6,
3 letter words:
wok10,
kab9,
kob9,
bow8,
wab8,
ark7,
koa7,
kor7,
oak7,
oka7,
raw6,
row6,
war6,
abo5,
arb5,
bar5,
boa5,
bra5,
bro5,
oba5,
orb5,
rob5,
oar3,
ora3,
2 letter words:
ka6,
aw5,
ow5,
wo5,
ab4,
ba4,
bo4,
ar2,
or2,