circe[11], curie[8], eurer[5],
cure[7], eier[4], eire[4], irre[4], euer[4], eure[4], reue[4],
cer[6], ree[3], ire[3], irr[3], reu[3], ure[3],
ei[2], er[2], re[2], ui[2], ur[2],
