brek[7], kler[6],
bek[6], bel[6], ble[6], cek[5], cel[5], cle[5], lec[5], kel[5], kle[5], lek[5], ber[5], erb[5], reb[5], cer[4], ker[4], rek[4],
be[4], ce[3], el[3], er[2], re[2],
