nnooo no-no non-u nonno nonot noonu noort noron norro nortt norun notno noto- noton notto nourt noxon ntoro nu-nu nunon nunun nuoro nurun nuton nuttx onont onoon onorn onoto onour onout onto- ontoo ontur ooooo ornon ornot orono orout oroux orton ortoo oruro orutu otono ototo otour ottur ouoro ourno outon outro outto oxton ro-ro ronno ronto roto- roton rotor rotot rotox rotto rotun rount routt runo- runon runto ruutu t-nut tntnt tono- tonto toron torro torto tortu torun toto- toton totoo tourn touro toxo- toxon trono troon trott trout truro ttttt tunon tuotu turn- turno turnt turnu turon turot turro turtu turut tutor tutto tutun tuuru unnun unnur unnut uno-x unoor unorn unrun unurn urour urutu utro- utror uttur uturn uturu ututo uuuuu x-out xonox xootr xorro xotox xoxox xtort