perć[10], rebe[6], brew[6], werp[5],
bee[5], ber[5], erb[5], reb[5], brr[5], web[5], per[4], rep[4], prr[4], ewe[3], rew[3], wre[3], wrr[3],
be[4], pe[3], ee[2], er[2], re[2], ew[2], we[2],
