nuć[10], ufo[9], fru[9], fur[9], ruf[9], fon[7], for[7], orf[7], nur[5], run[5], urn[5], oru[5], ono[3], nor[3], oro[3],
fu[8], uf[8], nu[4], no[2], on[2], or[2], ro[2],
