unio[6], inru[6], ruin[6], runi[6], uroi[6], runo[6], urno[6], inro[4], iron[4], nori[4], orni[4], roni[4],
rui[5], nur[5], run[5], urn[5], oru[5], ino[3], oni[3], inr[3], roi[3], nor[3],
nu[4], in[2], ni[2], no[2], on[2], or[2], ro[2],
