5 letter words:
pooka11,
4 letter words:
back12,
bock12,
pack12,
pock12,
boak10,
boko10,
book10,
cook10,
koap10,
kobo10,
pook10,
capo8,
coop8,
paco8,
poco8,
3 letter words:
bok9,
kab9,
kob9,
kop9,
bac7,
bap7,
bop7,
cab7,
cap7,
cob7,
cop7,
koa7,
oak7,
oka7,
pac7,
abo5,
apo5,
boa5,
boo5,
coo5,
oba5,
obo5,
oca5,
oop5,
poa5,
poo5,
2 letter words:
ka6,
ko6,
ab4,
ba4,
bo4,
ob4,
op4,
pa4,
po4,
oo2,