cccc cccs cccv cchs cchy ccoc ccss ccvo ccvs chch chcs chhs chks choc choh chok choo chos chov choy chsc chsh chvo chy- chyc chyk ckch ckck ckco ckcs ckcv ckcy ckhs ckhv ckoc ckoo ckos ckoy cksh ckso ckvo coch cock coco coho cohs cok- coko coky cooh cook coos cosc cosh coso coss cosy covo covy coyo coys cscc csch csco cscs cshs csks csos csys cvcc cvhs cvss cyc- cycc cycs cyy- cyyc hccc hcch hccs hchs hcsc hcso hcss hhhh hhhs hkcc hkcs hoch hock hocs hoho hoko hoks hoky hook hoos hosh hoss hovk hovs hoys hscc hshs hvcc hvhs hvsc hy-v hyo- k-os kccc kcck kccv kccy kchh kchk kcho kchs kckc kckk kcko kckv kcky kcoh kcos kcsc kcss kcsy kcvh kcvk kcvo kcvs kcvv kcvy kcyk kcys kcyy khcc khch khck khcs khcv khhk khho khhs khkk khks khkv khky khoc khok khoy khss khsv khvh khys khyy kkch kkck kkco kkcs kkcy kkhh kkhk kkkk kkoh kkoo kkov kkoy kkss kkvv kkyc kkys kkyy koch kock kocs kohh koho kohs kokc kokh kokk koko koks koky kooc kook kooo koos koov kos- kosc kosh koso koss kosy kovc kovk kovo koyo koyy ksch ksck ksco kscs kscv kscy kshk ksho kshs kshv kskk ksko ksks ksky ksoc ksok ksoo ksos ksso ksss ksvc ksvh ksvy ksyc ksyv ksyy kvcc kvch kvck kvco kvcs kvcv kvcy kvhs kvoc kvoh kvok kvoo kvov kvsc kvsh kvso kvss kvsv kvvs kvvv kycc kyck kycs kykc kykk kyks kykv kyky kyok kyoo kyos kyoy kysc kysk kyyk kyyo kyys kyyy occc ochs ocks ocos ocys ohcc ohho ohhs ohoh ohok ohos ohso ohss ohyo okko okok okso okyo ooho oohs ooky oooh oooo ooos oscc osco oshc osho oshs osoo osos osov osso ossy ovcs ovhs ovo- ovoo oych oyss s-os sccc sccs sccy sch- schh scho schs sck- scoh scok scoo scsc scsh scso shcc shhh shhs shok shoo shos shsc shvc skhs skov skss sky- skys skyy soch sock soco socs socy sohh soho sohs sokk soko sook soos sooy sosh soso soss sosv sovo sovs soyo soys sscc sscs sshs ssoc sssc sssh ssss svcc svcs svhs svoy svsc sych syck syco syso syss syyk vhhh vhhs voho voks voky vooc voso voss vovk voys vshs vssc vvhs vvvv vych vyhs vyos vyso vyss yccc ycch yhvh ykko yksc yoch yock yoho yoko yoks yoky yook yosh yoso yoyo ysco yssh yvhs yyyy