melb[8], belo[7], bole[7], ebol[7], oble[7], mole[6], lwem[6], mlew[6], webo[6], lwom[6], molw[6], lewo[5], wole[5], ewom[5], mewo[5],
bel[6], ble[6], bol[6], lob[6], bom[6], mob[6], mel[5], mol[5], web[5], ole[4], lew[4], mew[4], ewo[3], owe[3],
be[4], bo[4], el[3], em[3], me[3], om[3], eo[2], ew[2], we[2],