bodot[9], bioto[8], obito[8],
bido[7], dobo[7], biot[7], bito[7], boot[7], oboi[6], ooid[5],
bid[6], bod[6], bit[6], bot[6], boi[5], obi[5], dit[5], doi[4], ido[4], odo[4], toi[4], oto[4],
bi[4], bo[4], id[3], do[3], od[3], ot[3], to[3],
