nura[6], ranu[6], runa[6], uran[6], urna[6], anus[6], saun[6], sunn[6], rusa[6], sura[6], usra[6], sann[4], sarn[4],
aur[5], nur[5], run[5], urn[5], snu[5], rus[5], sur[5], nar[3], ran[3], ans[3], nas[3], san[3], ars[3], ras[3], sra[3],
au[4], nu[4], su[4], na[2], ar[2], as[2],
