cccc cccl cccu cclc ccrc ccrl ccrt cctc cctl cctt ccuc ccut ckck ckcl ckcy ckrc ckry ckty ckyl cltc clut cly- clyk crcc crcr crkc crkl crrt crtc crtl cruk crut cry- ctrc ctrl cucc cuck cuk- culc culk cull cult curl curr curt cury cut- cutc cutt cuy- cuyl cuyr cyc- cycc cycl cyl- cylc cyll cyrk cyrl cyrt cyt- cyul cyy- cyyc kccc kcck kccl kccr kcct kccu kccy kckc kckk kckl kckr kcky kclc kclk kcll kclr kclt kclu kcly kcrc kcrr kcrt kcru kcry kctc kctu kcty kcuk kcul kcyk kcyl kcyt kcyy kkck kkcl kkcr kkct kkcy kkkk kklc kkll kkrc kkrk kkrl kkrr kkrt kktc kktk kktl kktu kkty kkut kkuu kkyc kkyy klcc klck klcl klcr klcy klkc klkk klkl klkr klky kllc kllk klly klrc klrk klrr klru kltc kltk kltr kltt klty kluk klur kluu klyc klyk klyr klyt klyy krcc krcl krcu krkc krkk krkr krku krky krlc krlt krrc krrk krrl krrr krrt krry krtc krtk krtr krty kruc kruk krul krur kryk kryl kryy ktcc ktck ktcl ktcr ktcy ktkc ktkk ktkr ktkt ktku ktlk ktlr ktlt ktlu ktrc ktrk ktrl ktrr ktrt ktru ktry kttc kttk kttr kttt kttu ktty ktuc ktul ktyl ktyr kucc kucr kukk kukl kuku kuky kull kult kulu kuly kurk kurl kurr kurt kuru kury kutr kutt kutu kuty kuuk kuul kuur kuuu kuyu kuyy kycc kyck kycr kyct kykc kykk kykr kyky kyll kylt kyrc kyrk kytc kytt kyty kyuk kyul kyur kyuu kyyk kyyt kyyy lccc lcrl lctl llcc lllc llll llyr lrrc lrrr lrry ltcc lttc lttr ltuc ltyr luck lucy luky lull lulu lurk lurt lury luuk luyt lyc- lyly lytt rccc rctc rcyc rrrr rtcc rtlt ruck ruct rukk ruku rulk rull ruly rurc ruru rutl rutt rutu ruty ruyl ryck rytt ryuk ryyt tccc tccu tctc tcul trcc trcl trtc trtr truc truk trut truu try- tttt ttul ttyl tucc tuck tulk tull tulu tuly turc turk turr turt turu tury tutl tutt tutu tuty tuyl tyck tyl- tyll tyr- tyrl tyrr tytt tyty ucky ucrc ucut ukcc ukky ukrc ukur ulcc ullr ully ultt uluk ulul urcy urry uruk urur urut uttu uulu uuuu yccc yctc ykut ykyt ylyk yrly ytky yuck yuku yuky yulu yurt yury yutu yuty yuyu yyyy