cccc cccf cccs ccfc ccff cchr cchs ccoc ccrc ccrf ccrs ccrt ccsf ccss ccst cctc cctt cfcf cfco cfcs cffr cfhs cfor cfos cfrt cftc cfth cftr chch chcs chfc chfr chfs chhs choc choh choo chor chos chrc chrf chro chrr chrs chrt chsc chsh chsr chst chto chtr chtt coch coco coct cofc coff cofs coft coho cohs coof cooh coos coot cor- corc corf coro corr cors cort cosc cosh coso coss cost cotc coth coto cots cott crcc crcr crfc crfs crhs croc croh croo cror crot crrt crss crst crtc crtf crts cscc cscf csch csco cscr cscs csfc csfr cshs csor csos csot csrc csrs cssr cstc csto cstr csts ctcf ctfc ctfo ctfs cths ctor ctos ctot ctrc ctrs ctsc ctss ctts fccf fcch fchs fcot fcsc fcst fcto ffcc ffff ffhs ffrr ffss fftf fhfs fhhs fhrs fhss foch foco focs fofo fohr fohs foof foos foot for- foro forr fors fort fosh foso foss fost foth foto fots fott frcc frfc frhs froh fros frot frsc frso frst fscc fsfo fshs fssc fssf ft-c ftfc fths ftos ftrs ftsr hccc hcch hccs hcfc hchs hcsc hcso hcss hcst hfcs hfhs hfrs hfss hhhh hhhs hhof hoch hocr hocs hoff hofs hoho hoof hoor hoos hoot horc horo horr hors hort hosh hoss host hoth hoto hotr hots hott hrfc hrhs hros hrrc hrso hscc hsct hsfc hsfs hshs hsts htcc htfc hths htoh htsc httr occc occt ochs ocht ocos ocro ocrr ocrs oct- octo octs ofcr off- offc offh offo offr offs ofor ofst ohcc ohho ohhs ohoh ohos ohso ohss ohto oocr ooff oofs ooho oohs oooh oooo ooos oort oost oots orch orco orcs orff orfs orhs oro- orof oror oros orot orro orrs orso ortc orth orto orts oscc osco oshc osho oshs osoo osor osos osro osso ostc ostr osts otfc otho othr oths oto- otof otoh otoo otor otos otro otrs otso otto otts rccc rccs rcfc rchs rcos rcsc rcss rctc rcts rffc rfhs rftc rhfs rhhs rhoc rhoh rhos rocc roch roco rocs rofc roff rofo rohr rohs roof roor roos root rorc roro rort rosc rosh roso ross rost rotc roth roto rotr rots rott rrfc rrhs rrrr rscc rsch rscs rsfc rshs rsos rsts rtcc rtfc rths rtss rtts s-os sccc sccs scct scfc sch- schh scho schr schs scoh scoo scor scot scr- scrc scrs scsc scsh scso scsr scst sctc scto sctr scts sfcc sfco sfcs sffc sfhs sfor sfos sfrc sfro sfss sfts shcc shft shhh shhs shof shoo shor shos shot shrs shsc shts soch soco socr socs sofo soft sohh soho sohs soof soor soos soot sorh soro sorr sors sort sosh soso soss sost sotc soth soto sots srcc srch srct srfc srhs sros srtr sscc sscs ssfc sshs ssoc ssot ssrc ssrs sssc sssf sssh ssss sstc ssth ssts stcc stch stcs stfc sths stof stoo stor stos stot strc stro strs stsf stss sttc sttr tccc tcfc tch- tchh tcho tchr tchs tcos tcsh tctc tcts tfot tfrs tfss tftc thch thof thoo thor thos thot thro thsr thss thtr thts toch toco toff tofo toft toho toof tooh toor toos toot torc torf toro torr tors tort tosc tosh toso toss tost totc toth toto totr tots tott trcc trfc trfr trhs troc troo tros trot trst trtc trtr tscc tsfc tshs tsos tssf tssr tsst tstc tsts ttfc ttff ttss tttt