cccc cccl cccs cclc ccls ccoc ccsl ccss ckck ckcl ckco ckcs ckcy ckoc ckoo ckos ckoy cksl ckso ckyl clok cloo clos cloy clsc cly- clyk cock coco cok- coko coky col- colk coll colo cols coly cook cool coos cosc cosl coso coss cosy coyl coyo coys cscc cscl csco cscs csks csos csys cyc- cycc cycl cycs cyl- cylc cyll cyls cyy- cyyc k-lo k-os kccc kcck kccl kccy kckc kckk kckl kcko kcky kclc kclk kcll kcls kcly kcol kcos kcsc kcss kcsy kcyk kcyl kcys kcyy kkck kkcl kkco kkcs kkcy kkkk kklc kkll kklo kkls kkol kkoo kkoy kkss kkyc kkys kkyy klcc klck klcl klcs klcy klkc klkk klkl klko klks klky kllc kllk klls klly kloc klok klol kloo klos klsc klsy klyc klyk klyy kock kocs kokc kokk koko koks koky kolc kolk koll kolo kols koly kooc kook kool kooo koos kos- kosc koso koss kosy koyo koyy ksck kscl ksco kscs kscy kskk ksko ksks ksky kslc kslk ksll kslo ksoc ksok ksol ksoo ksos kssl ksso ksss ksyc ksyl ksyy kycc kyck kycs kykc kykk kyks kyky kyll kylo kyls kyok kyol kyoo kyos kyoy kysc kysk kysl kyyk kyyo kyys kyyy lccc lccs lcls lcsc llcc llcs llks lllc llll lloc lloo locc lock loco locs lokk loko loll lolo lols loly looc look lool loos losc loso loss losy loys lsco lscs lsso lyc- lyco lyly lyo- lys- lysl lyso lyss occc ocks oclc ocos ocys okko oklo okok okol okso okyo olcc ollo olly olos ooky oolo oooo ooos oscc oscl osco oslo osoo osos osso ossy oyls oyly oyss s-os sccc sccl sccs sccy sck- sckl scl- sclc sclk scls scok scol scoo scsc scsl scso skol skss sky- skys skyy slcc sloc sloo slos sloy slsc slys sock socl soco socs socy sokk soko solk soll solo sols soly sook sool soos sooy soso soss soyo soys sscc sscs sslc ssoc sssc ssss syck syco syl- sylk syll syls syso syss syyk yccc ykko yksc ylls ylyk yock yoko yoks yoky yolk yoll yolo yoly yook yool yoso yoyo ysco yyyy