arie[4], aren[4], nera[4], rena[4], arni[4], inra[4], nair[4], rani[4],
ani[3], nie[3], era[3], rea[3], air[3], rai[3], rei[3], nar[3], ran[3], ner[3], ren[3], inr[3],
na[2], en[2], in[2], ni[2], ar[2], er[2], re[2],
