nerek[6], rener[5],
erek[5], krew[5], werk[5], nerw[4],
ker[4], rek[4], wek[4], ner[3], ren[3], ewe[3], wen[3], rew[3], wre[3], wrr[3],
ee[2], en[2], er[2], re[2], ew[2], we[2],
