kerf[10], kufe[10], orfe[8], kore[8], freu[7], rufe[7], ufer[7], ufre[7], kure[7], euro[5], roue[5],
kor[7], ufo[7], ruf[6], kur[6], reu[3], ure[3],
er[2], re[2], ur[2],
