cccc cccl cccu cclc ccnc ccnu ccny ccuc ckck ckcl ckcy ckln cknc ckyl clun cly- clyk cucc cuck cucn cuk- culc culk cull cuny cuy- cuyl cyc- cycc cycl cyl- cylc cyll cyn- cyul cyun cyy- cyyc cyyn kccc kcck kccl kccu kccy kckc kckk kckl kckn kcky kclc kclk kcll kcln kclu kcly kcny kcuk kcul kcyk kcyl kcyn kcyy kkck kkcl kkcn kkcy kkkk kklc kkll kkln kknn kknu kkuu kkyc kkyy klcc klck klcl klcn klcy klkc klkk klkl klkn klky kllc kllk klly klnc klnn kluk klun kluu klyc klyk klyy knck kncn kncu kncy knkk knlc knnk knuk knyk knyl knyn kucc kukk kukl kukn kuku kuky kull kuln kulu kuly kunc kunk kunu kuny kuuk kuul kuuu kuyn kuyu kuyy kycc kyck kycn kykc kykk kykn kyky kyll kyln kynu kyuk kyul kyun kyuu kyyk kyyy lccc llcc lllc llll llyn lnnk luck lucy luky lull lulu lunk lunn luny luuk lyc- lyly lync lynk lynn lyun lyyn nccc nccn nccu nclc ncln ncnc ncuk nlcc nnnn nuck nucu nuku null nunc nunk nunn nuny nuuk nycc nycy nyll nyny nyuk nyul ucky ukcc ukky uknc ulcc ully uluk ulul uncc uncl unkl unkn unky unyk uulu uuuu uuyn yccc ylyk yuck yuku yuky yulu yuny yuyu yyyy