yak[15], boy[15], bey[14], bye[14], aye[12], bak[8], koi[7], kea[6], aki[6], kai[6], abo[6], boa[6], beo[6], bio[6], obi[6], abi[5], bai[5], bei[5], oie[4], eia[3],
ey[11], ob[5], ab[4], bi[4], ai[2], ei[2],
