yuko[8], kury[8], ryku[8], keru[7], reku[7], kuro[7], orku[7], roku[7], urok[7], euro[6], okey[6], kery[6], kory[6], okry[6], york[6], erko[5], kore[5], orek[5],
kyu[7], oku[6], kur[6], oru[5], kry[5], ryk[5], eko[4], ker[4], rek[4], kor[4], kro[4], okr[4], ork[4], rok[4], ery[4], ero[3],
ku[5], ko[3], ok[3], eo[2], er[2], re[2], or[2], ro[2],
