nury[7], runy[7], urny[7], uryn[7], runo[6], urno[6], nory[5], orny[5], noro[4],
nur[5], run[5], urn[5], oru[5], ono[3], nor[3], oro[3],
nu[4], ny[3], no[2], on[2], or[2], ro[2],
