aare[4], aura[4], raue[4], euer[4], eure[4], reue[4],
aar[3], ara[3], are[3], ree[3], aua[3], aue[3], rau[3], reu[3], ure[3],
aa[2], ar[2], er[2], re[2], au[2], ur[2],
