llll llyn llyr lrrr lrry ltnt lttr ltyr lull lulu lunn lunt luny lurt lury luyt lyly lynn lytt lyun lyyn nnnn nntn nrrl nrtl ntnu ntrl ntru nttr null nunn nunt nuny nurl nurn nurr nurt nuru nutt nutu nyll nylt nynt nyny nyul rnnt rnut rrrr rrun rtlt rull ruly runn runt runy ruru rutl rutt rutu ruty ruun ruyl rynn rynt rytt ryun ryyt tnut trtr trun trut truu try- tttt ttul ttyl tull tulu tuly tunn tunu tuny turn turr turt turu tury tutl tutt tutu tuty tuyl tuyn tyl- tyll tynt tyny tyr- tyrl tyrr tytt tyty tyyn ullr ully ultt ulul unty unut urry urun urur urut uryn uttu uulu uuuu uuyn yrly yrun yryn yulu yuny yurn yurt yury yutu yuty yuyu yyyy