cccc ccci cccs cchr cchs ccic ccii ccir ccis ccoc ccrc ccri ccrs ccsi ccss chch chci chcs chhs chic chih chik chir chis chks choc choh choi chok choo chor chos chrc chro chrr chrs chsc chsh chsi chsr cicc cich cici cico cicr cics cihr cihs ciii ciis ciko cikr cior cios circ cirh ciri cirk ciro cirr cirs cis- cisc cish cisk cisr ciss ckch ckck ckco ckcs ckhs ckoc ckoi ckoo ckor ckos ckrc cksh ckso coch cock coco coho cohs coir cois cok- coko cooh cook coos cor- corc cori cork coro corr cors cosc cosh cosi coso coss crcc crcr crhs cric crik cris crkc croc croh crok croo cror crss cscc csch csci csco cscr cscs cshs csik csio csir csis csks csor csos csrc csrs cssr h-ii hccc hcch hccs hchi hchs hcis hcsc hcso hcss hhhh hhhs hi-c hicc hich hick hico hics hihc hihi hiho hiis hiki hioc hiri hirk hiro hirs hish hiss hkcc hkcs hkir hkis hoch hock hocr hocs hoho hoik hoir hois hoki hoko hoks hook hoor hoos horc hori hork horo horr hors hosh hoss hrhs hros hrrc hrso hscc hsci hshs hski iccc icci icco iccr iccs ichc ichi icho ichr ichs icis icks icoc icor icos icrc icrr icrs icsc icsh icsi icsr icss ihcc ihis ihrc ihss iiii iiio iiis iioi iioo iios iirc iirs iisc iisi iisr ikki ikko ikoo ikri ioci ioii ioio ioko iooi iooo ioos iori iors ioso ircc ircs irhs iri- iric irio iris irki irks iroc iroh irrc irri irrs iscc isch isci isco iscr iscs ishi ishk ishr ishs isic isis isko iso- isoc isok isor isos isri issc issh issi isso issr isss k-ci k-os kccc kcci kcck kccr kchh kchi kchk kcho kchr kchs kcic kcii kcir kcis kckc kckk kcko kckr kcoh kcor kcos kcrc kcrh kcri kcro kcrr kcrs kcsc kcsi kcsr kcss khcc khch khck khcs khhk khho khhs khic khii khio khis khki khkk khkr khks khoc khoi khok khor khri khrk khro khrr khsi khss kicc kick kicr kics kihc kihh kihi kihk kiho kihr kihs kiic kiii kiik kiis kikc kiki kikk kiko kikr kioc kioh kioi kiok kioo kirc kiri kirk kiro kirr kirs kisc kish kisi kisk kiso kisr kiss kkch kkci kkck kkco kkcr kkcs kkhh kkhi kkhk kkhr kkic kkik kkkk kkoh kkoo kkor kkrc kkrh kkrk kkro kkrr kkrs kksi kksr kkss koch koci kock kocs kohh kohi koho kohr kohs koii koir kokc kokh koki kokk koko kokr koks kooc kooi kook kooo koor koos korc kori kork koro korr kors kos- kosc kosh kosi koso kosr koss krcc krch krci krco krcs krhc krhs krik krio kris krkc krkh krki krkk krko krkr krks kroc kroh kroi krok kroo kror kros krrc krri krrk krro krrr krrs krsc krsh krsk krsr krss ksch ksci ksck ksco kscr kscs kshi kshk ksho kshr kshs ksii ksik ksir ksis kskk ksko kskr ksks ksoc ksoi ksok ksoo ksor ksos ksrh ksro ksrr ksrs kssi ksso kssr ksss occc occi ochi ochs ocis ocks ocos ocro ocrr ocrs ohcc ohhi ohho ohhs ohio ohis ohoh ohok ohos ohso ohss oici oick oiii oiko oiks oios oisc okic okir okko okok okor okro oksi okso oocr ooho oohs oooh oooo ooos oosi orch orci orco orcs orhs ori- oric orio oris orko oro- orok oror oros orri orro orrs orsi orsk orso oscc osci osco oshc oshi osho oshs osii osik osis oski osoi osoo osor osos osro ossi osso rccc rccs rchs rcic rcis rcos rcsc rcsi rcss rhhs rhio rhoc rhoh rhos ricc rich rick rico rics riho rihs riis riki rikk rios riri rirs risc rish risi risk riso riss rkos rkss rocc roch rock roco rocs rohr rohs roik roio roir rois rokh roki rokk roko rokr roks rooi rook roor roos rorc rori rork roro rosc rosh rosi roso ross rrhs rrrr rscc rsch rscs rshs rsis rsos s-ic s-ii s-os sccc sccs sch- schh schi scho schr schs sci- scic scio scir scis sck- scoh scok scoo scor scr- scrc scri scrs scsc scsh scsi scso scsr shcc shhh shhs shih shii shik shio shir shis shok shoo shor shos shri shrs shsc sicc sich sici sick sico sics sihi sihk sihr sihs siik sikh siki siko sikr siks sior sios sirc siri sirk siro sirr sirs sisc sish sisi sisk siss skhs skic skik skio skir skis skor skss soch soci sock soco socr socs sohh soho sohs soic soik soir sois soki sokk soko sook soor soos sorh sori soro sorr sors sosh sosi soso soss srcc srch srhs sris sros sscc ssci sscs sshs ssis ssoc ssrc ssri ssrs sssc sssh sssi ssss