cccc cccl cccp cccu cclc ccpl ccpp ccuc ccup ckck ckcl ckcy ckpc ckyl clpp cly- clyk cpcu cplc cucc cuck cuk- culc culk cull culp cupl cupp cuy- cuyl cuyp cyc- cycc cycl cyl- cylc cyll cypc cyul cyy- cyyc kccc kcck kccl kccu kccy kckc kckk kckl kcky kclc kclk kcll kclu kcly kcpc kcpl kcpu kcuk kcul kcup kcyk kcyl kcyy kkck kkcl kkcy kkkk kklc kkll kkpc kkpk kkpl kkup kkuu kkyc kkyy klcc klck klcl klcy klkc klkk klkl klky kllc kllk kllp klly klpc kluk klup kluu klyc klyk klyy kpcc kpcl kpkk kpkl kpky kplc kplk kplu kply kppc kppk kppl kppp kpul kpyk kucc kucp kukk kukl kuku kuky kull kulp kulu kuly kupl kupu kuuk kuul kuuu kuyu kuyy kycc kyck kykc kykk kyky kyll kyp- kypc kyuk kyul kyuu kyyk kyyy lccc lcpc lcpl llcc lllc llll lppl luck lucy luky lull lulu lupu luuk luup lyc- lyly pccc pccl pclk pcll pcpp plcc plkk plpp pluk plup ppcc pppp puck puku puky pulk pull pulp pulu puly pupl pupu pupy puuc puy- pyck pykk pyl- pyll pypy uccp ucky ukcc ukky ukup ulcc ully uluk ulul uppc uppp uppu uppy upup uucp uulu uuuu yccc ylyk ypcc yuck yuku yuky yulu yuyu yyyy