noną[8], nerą[8], norą[8], orną[8], neon[4], nero[4], orne[4], norn[4],
oną[7], erą[7], eon[3], one[3], non[3], ner[3], ren[3], ero[3], nor[3],
en[2], eo[2], no[2], on[2], er[2], re[2], or[2], ro[2],
