fenu[10], nefu[10], ufne[10], refu[10], ceru[7], renu[6], uren[6],
fru[9], fur[9], ruf[9], fen[7], nef[7], ref[7], ecu[6], cru[6], nur[5], run[5], urn[5], cen[4], cne[4], cer[4], ner[3], ren[3],
fu[8], uf[8], ef[6], fe[6], nu[4], ce[3], en[2], er[2], re[2],
