norii[5], norio[5],
nici[5], nico[5], coro[5], inio[4], inro[4], iron[4], nori[4], orni[4], roni[4], noro[4],
cni[4], nic[4], noc[4], ino[3], oni[3], ono[3], inr[3], roi[3], nor[3], oro[3],
ci[3], co[3], ii[2], in[2], ni[2], no[2], on[2], or[2], ro[2],
