furek[12], kufer[12], geeku[10], greku[10], eurek[8],
refu[10], kegu[9], fere[8], free[8], ergu[8], geek[7], grek[7], keru[7], reku[7], erek[5],
fug[11], kuf[10], fru[9], fur[9], ruf[9], fee[7], ref[7], gur[7], rug[7], keg[6], kur[6], erg[5], ker[4], rek[4],
fu[8], uf[8], ef[6], fe[6], gu[6], ku[5], ee[2], er[2], re[2],
