bele[7], belo[7], bole[7], ebol[7], oble[7], webo[6], elew[5], lewe[5], lewo[5], wole[5],
bel[6], ble[6], bol[6], lob[6], bee[5], web[5], lee[4], ole[4], lew[4], ewe[3], ewo[3], owe[3],
be[4], bo[4], el[3], ee[2], eo[2], ew[2], we[2],