belo[7], bole[7], ebol[7], oble[7], helo[7], hole[7], ohel[7], webo[6], bezo[6], lewo[5], wole[5], zole[5], zlew[5],
bel[6], ble[6], hel[6], bol[6], lob[6], hol[6], web[5], bez[5], ole[4], lew[4], zol[4], ewo[3], owe[3], ezo[3], zew[3],
be[4], eh[4], he[4], bo[4], ho[4], oh[4], el[3], eo[2], ew[2], we[2], ez[2], ze[2], oz[2],