deku[8], udek[8], druk[8], rude[7], keru[7], reku[7], kred[6],
edu[6], ued[6], dur[6], rud[6], urd[6], kur[6], dek[5], der[4], red[4], ker[4], rek[4],
ud[5], ku[5], de[3], er[2], re[2],
