biot[7], bito[7], bont[7], boni[6], niob[6], toin[5], toni[5],
bit[6], bot[6], bin[5], ibn[5], boi[5], obi[5], bon[5], nit[4], toi[4], not[4], ton[4], ino[3], oni[3],
bi[4], bo[4], ot[3], to[3], in[2], ni[2], no[2], on[2],
