4 letter words:
bark10,
bork10,
kbar10,
grok9,
kora8,
okra8,
brag7,
garb7,
grab7,
boar6,
bora6,
3 letter words:
zag13,
azo12,
zoa12,
kab9,
kob9,
ark7,
koa7,
kor7,
oak7,
oka7,
bag6,
bog6,
gab6,
gob6,
abo5,
arb5,
bar5,
boa5,
bra5,
bro5,
oba5,
orb5,
rob5,
ago4,
gar4,
goa4,
gor4,
rag4,
oar3,
ora3,
2 letter words:
za11,
ka6,
ab4,
ba4,
bo4,
ag3,
go3,
ar2,
or2,