kurek[9], kurne[8], nurek[8], runek[8],
keku[8], kruk[8], keru[7], reku[7], knur[7], renu[6], uren[6],
kuk[7], kun[6], kur[6], kek[5], nur[5], run[5], urn[5], ker[4], rek[4], ner[3], ren[3],
ku[5], nu[4], en[2], er[2], re[2],
