runo[6], urno[6], nous[6], unos[6], suro[6],
nur[5], run[5], urn[5], oru[5], snu[5], sou[5], rus[5], sur[5], nor[3], nos[3], son[3], ros[3],
nu[4], su[4], no[2], on[2], or[2], ro[2], os[2],
