orca[8], core[8], cour[8], acre[7], cure[7], euro[5], roue[5], raue[4], euer[4], eure[4], reue[4],
car[6], cer[6], are[3], ree[3], aue[3], rau[3], reu[3], ure[3],
ar[2], er[2], re[2], au[2], ur[2],
