akar[5], akra[5], arak[5], arka[5], kara[5], raka[5], arek[5], erka[5], kare[5],
akr[4], ark[4], kar[4], kra[4], rak[4], ker[4], rek[4], aaa[3], ara[3], era[3], rea[3],
ka[3], aa[2], ar[2], er[2], re[2],