cccc cccs cchr cchs ccoc ccow ccrc ccrs ccrt ccss ccst cctc cctt chch chcs chhs choc choh choo chor chos chow chrc chro chrr chrs chrt chrw chsc chsh chsr chst chsw chto chtr chtt chwo coch coco coct coho cohs cooh coos coot cor- corc coro corr cors cort cosc cosh coso coss cost cotc coth coto cots cott cotw cowh cows cowt crcc crcr crhs croc croh croo cror crot crow crrt crss crst crtc crts cscc csch csco cscr cscs cshs csor csos csot csrc csrs cssr cstc csto cstr csts csws cths ctor ctos ctot ctrc ctrs ctsc ctss ctts cttw cwos cwot cwrw cwts hccc hcch hccs hchs hcsc hcso hcss hcst hhhh hhhs hoch hocr hocs hoho hoor hoos hoot horc horo horr hors hort horw hosh hoss host hoth hoto hotr hots hott hotw howh howr hows howt hrhs hros hrrc hrso hscc hsct hshs hsts htcc hths htoh htsc httr hwts occc occt ochs ocht ocos ocro ocrr ocrs ocsw oct- octo octs ohcc ohho ohhs ohoh ohos ohow ohso ohss ohto oocr ooho oohs oooh oooo ooos oort oost oots ootw orch orco orcs orhs oro- oror oros orot orro orrs orso ortc orth orto orts orwo oscc osco oshc osho oshs osoo osor osos osow osro osso ostc ostr osts otho othr oths oto- otoh otoo otor otos otow otro otrs otso otto otts otwo owch owoh owow owt- owth owtt rccc rccs rchs rcos rcsc rcss rctc rcts rhhs rhoc rhoh rhos rocc roch roco rocs rohr rohs roor roos root rorc roro rort rosc rosh roso ross rost rotc roth roto rotr rots rott rowh rowr rows rowt roww rrhs rrrr rscc rsch rscs rshs rsos rsts rtcc rths rtss rtts rwch rwcs s-os sccc sccs scct sch- schh scho schr schs schw scoh scoo scor scot scow scr- scrc scrs scsc scsh scso scsr scst sctc scto sctr scts shcc shhh shhs shoo shor shos shot show shrs shsc shts shwr soch soco socr socs sohh soho sohs soor soos soot sorh soro sorr sors sort sosh soso soss sost sotc soth soto sots sotw sowr sows sowt srcc srch srct srhs sros srtr sscc sscs sshs ssoc ssot ssrc ssrs sssc sssh ssss sstc ssth ssts ssws stcc stch stcs sths stoo stor stos stot stow strc stro strs stss sttc sttr swcc swch swhs swoo swor swot swow swss swth swts tccc tch- tchh tcho tchr tchs tcos tcsh tctc tcts thch thoo thor thos thot thow thro thrw thsr thss thtr thts toch toco toho tooh toor toos toot torc toro torr tors tort tosc tosh toso toss tost totc toth toto totr tots tott towh tows trcc trhs troc troo tros trot trow trst trtc trtr tscc tshs tsos tssr tsst tstc tsts ttss tttt twch twhs two- twoc twoh twoo twos twot twss wccc wcch wcco wccr wccs wcct wccw wchc wcho wchr wchs wcht wcoc wcoh wcoo wcor wcos wcot wcrc wcrh wcro wcrr wcrs wcrt wcrw wcsc wcsh wcso wcsr wcss wcst wcsw wctc wcth wcto wctr wcts wctt wctw wcwc whcc whco whcr whct whhh whho whhr whhs whht whhw whoo whor whos whot whow whr- whrc whrh whro whrw whsc whsh whsr whss whst whtc whth whto whts whtt whwc whwh wocc woch woco wocr wocs wohc wohs woht wooc woos woot woow worc woro worr wors wort worw wosh woso woss wost wosw wotc woth wotr wots wott wotw wowc wowo wows wowt woww wrch wrco wrcr wrcs wrct wrcw wrhc wrho wrhs wrht wroc wroo wros wrot wrow wrrc wrrh wrro wrrs wrrw wrsc wrsh wrso wrsr wrss wrsw wrtc wrth wrto wrtr wrts wrtw wrwc wrwh wrwr wscc wsch wsco wscr wscs wscw wshc wshh wsho wshr wshs wshw wsoc wsoh wsoo wsor wsos wsrc wsro wsrs wsrt wsrw wssc wssr wsss wsst wssw wstc wsto wstr wsts wstt wstw wswr wsws wswt wsww wtcc wtch wtco wtcr wtcs wtct wtcw wthr wths wtht wtoc wtoh wtor wtot wtow wtrc wtrh wtro wtrs wtrt wtrw wtso wtsr wtss wttc wtth wtto wttr wtts wttt wttw wtwo wtwr wtws wtwt wtww wwch wwco wwcr wwcs wwct wwcw wwho wwhr wwht wwor wwos wwot wwow wwrc wwrr wwrw wwsc wwsh wwsr wwss wwst wwtc wwth wwtr wwtw wwwc wwwh wwwr wwws wwww