kega[7], grek[7], erga[6], arek[5], erka[5], kare[5], rexa[3],
keg[6], gar[5], gra[5], rag[5], erg[5], akr[4], ark[4], kar[4], kra[4], rak[4], ker[4], rek[4], era[3], rea[3], rex[2],
ag[4], ka[3], ar[2], er[2], re[2],
