ceber[8], berek[8], rebek[8], cerek[7],
źreb[14], bece[7], brek[7], rebe[6], erce[5], erek[5],
bek[6], bee[5], cek[5], ber[5], erb[5], reb[5], cer[4], ker[4], rek[4],
be[4], ce[3], ee[2], er[2], re[2],