cccc cccl cccs cccu cclc ccls ccsl ccss ccuc ccus ckck ckcl ckcs ckcy cksl ckyl clsc cly- clyk cscc cscl cscs csks cslu csus csys cucc cuck cuk- culc culk cull culs cusk cuss cusu cusy cuy- cuyl cyc- cycc cycl cycs cyl- cylc cyll cyls cyul cyy- cyyc kccc kcck kccl kccu kccy kckc kckk kckl kcky kclc kclk kcll kcls kclu kcly kcsc kcss kcsu kcsy kcuk kcul kcyk kcyl kcys kcyy kkck kkcl kkcs kkcy kkkk kklc kkll kkls kkss kksu kkus kkuu kkyc kkys kkyy klcc klck klcl klcs klcy klkc klkk klkl klks klky kllc kllk klls klly klsc klsu klsy kluk kluu klyc klyk klyy ksck kscl kscs kscu kscy kskk ksks ksku ksky kslc kslk ksll kslu kssl ksss kssu ksuu ksyc ksyl ksyy kucc kukk kukl kuks kuku kuky kull kulu kuly kusc kusu kuuk kuul kuuu kuyu kuyy kycc kyck kycs kykc kykk kyks kyky kyll kyls kysc kysk kysl kyuk kyul kyus kyuu kyyk kyys kyyy lccc lccs lcls lcsc llcc llcs llks lllc llll lscs luck lucs lucy luky lull lulu lusk luss luuk luys lyc- lyly lys- lysl lyss sccc sccl sccs sccy sck- sckl scl- sclc sclk scls scsc scsl scsu scul skss skul sky- skys skyy slcc slcu slsc slsu sluc slys sscc sscs sslc sssc ssss suc- succ suck sucs suks suku suky sul- sulc sulk sull sulu sus- susk suss susu susy suus suyu syck syl- sylk syll syls syss syyk ucky ucsc ucsu ukcc ukky uksc ulcc ully uluk ulul ulus ulys us-k uscc uscs uslu ussc usss ussu ussy usul usus uulu uuuu yccc yksc ylls ylyk yssu yuck yuks yuku yuky yuls yulu yuyu yyyy