cccc cccl cccs cchl cchr cchs cclc ccls ccoc ccrc ccrl ccrs ccsl ccss chch chcs chhs chks chlc chlr choc choh chok chol choo chor chos chrc chro chrr chrs chsc chsh chsr ckch ckck ckcl ckco ckcs ckhs ckoc ckoo ckor ckos ckrc cksh cksl ckso clhs clok cloo clor clos clro clrs clsc coch cock coco coho cohs cok- coko col- colk coll colo cols cooh cook cool coos cor- corc cork corl coro corr cors cosc cosh cosl coso coss crcc crcr crhs crkc crkl crls croc croh crok crol croo cror crss cscc csch cscl csco cscr cscs cshl cshs csks cslr csor csos csrc csrs cssr hccc hcch hccs hchs hcsc hcso hcss hhcl hhhh hhhs hkcc hkcl hkcs hlhs hlss hoch hock hocr hocs hohl hoho hoko hoks hol- holc holh holk holl holo hols hook hool hoor hoos horc hork horl horo horr hors hosh hoss hrhs hros hrrc hrso hscc hshs hsls k-lo k-os kccc kcck kccl kccr kchh kchk kchl kcho kchr kchs kckc kckk kckl kcko kckr kclc kclh kclk kcll kclr kcls kcoh kcol kcor kcos kcrc kcrh kcro kcrr kcrs kcsc kcsr kcss khcc khch khck khcs khhk khhl khho khhs khkk khkr khks khlc khll khlo khlr khls khoc khok khol khor khrk khro khrr khsl khss kkch kkck kkcl kkco kkcr kkcs kkhh kkhk kkhr kkkk kklc kklh kkll kklo kkls kkoh kkol kkoo kkor kkrc kkrh kkrk kkrl kkro kkrr kkrs kksr kkss klcc klch klck klcl klcr klcs klhc klkc klkk klkl klko klkr klks kllc kllk klls kloc kloh klok klol kloo klor klos klrc klrk klrr klrs klsc klsr koch kock kocs kohh kohl koho kohr kohs kokc kokh kokk koko kokr koks kolc kolk koll kolo kolr kols kooc kook kool kooo koor koos korc kork korl koro korr kors kos- kosc kosh koso kosr koss krcc krch krcl krco krcs krhc krhs krkc krkh krkk krko krkr krks krlc kroc kroh krok krol kroo kror kros krrc krrk krrl krro krrr krrs krsc krsh krsk krsl krsr krss ksch ksck kscl ksco kscr kscs kshk kshl ksho kshr kshs kskk ksko kskr ksks kslc kslk ksll kslo kslr ksoc ksok ksol ksoo ksor ksos ksrh ksro ksrr ksrs kssl ksso kssr ksss lccc lccs lchc lchr lchs lcls lcor lcrl lcrs lcsc lcsr lhhh lhhs lhor lhss lkrs llcc llcs llhs llks lllc llll lloc lloo locc loch lock loco locs loho lohr lohs lokk loko loll lolo lols looc look lool loor loos lork loro lors losc losh loso loss lrcs lrhs lroc lrrc lrrr ls-r lsco lscs lshs lsoh lsrc lsso lssr occc ochs ocks oclc ocos ocrl ocro ocrr ocrs ohcc ohho ohhs ohoh ohok ohos ohso ohss okko oklo okok okol okor okro okso olcc ollo olor olos olsh oocr ooho oohs oolo oooh oooo ooos orch orco orcs orhs orko orlo oro- orok oror oros orro orrs orsk orso oscc oscl osco oshc osho oshs oslo osoo osor osos osro osso rccc rccs rchs rcls rcos rcsc rcsl rcss rhhs rhls rhoc rhoh rhos rkos rkss rlcs rlls rlsh rocc roch rock roco rocs rohl rohr rohs rokh rokk roko rokr roks rolk roll rolo rook rool roor roos rorc rork roro rosc rosh roso ross rrhs rrrr rscc rsch rscs rshs rslc rsos rssl s-os sccc sccl sccs sch- schh schl scho schr schs sck- sckl scl- sclc sclk scls scoh scok scol scoo scor scr- scrc scrs scsc scsh scsl scso scsr shcc shhh shhs shl- shls shok shoo shor shos shrs shsc skhs skol skor skss slcc slhs sloc sloh sloo slos slrc slrs slsc soch sock socl soco socr socs sohh sohl soho sohs sokk soko solh solk soll solo solr sols sook sool soor soos sorh soro sorr sors sosh soso soss srcc srch srhs sros sscc sscs sshl sshs sslc ssoc ssrc ssrl ssrs sssc sssh ssss