banu[8], buna[8], nuba[8], bonu[8], buno[8], bano[6], baon[6], bona[6],
bun[7], obu[7], ban[5], abo[5], boa[5], oba[5], bon[5], ano[3], ona[3],
bu[6], ba[4], bo[4], au[4], nu[4], na[2], no[2], on[2],
