5 letter words:
borks11,
4 letter words:
boks10,
bork10,
bosk10,
kobs10,
kors8,
roks8,
bors6,
bros6,
orbs6,
robs6,
sorb6,
3 letter words:
bok9,
kob9,
kor7,
kos7,
rok7,
bor5,
bos5,
bro5,
obs5,
orb5,
rob5,
sob5,
ors3,
2 letter words:
ko6,
bo4,
ob4,
or2,
os2,
so2,
