4 letter words:
kayo11,
oaky11,
okay11,
3 letter words:
kay10,
wok10,
yak10,
yok10,
kab9,
kob9,
way9,
yaw9,
yow9,
aby8,
bay8,
bow8,
boy8,
wab8,
yob8,
koa7,
oak7,
oka7,
abo5,
boa5,
oba5,
2 letter words:
by7,
ka6,
aw5,
ay5,
ow5,
oy5,
wo5,
ya5,
yo5,
ab4,
ba4,
bo4,