cccc ccci cccs cchr cchs ccic ccii ccir ccis ccoc ccrc ccri ccrs ccsi ccss chch chci chcs chhs chic chih chir chis choc choh choi choo chor chos chrc chro chrr chrs chsc chsh chsi chsr cicc cich cici cico cicr cics cihr cihs ciii ciis cior cios circ cirh ciri ciro cirr cirs cis- cisc cish cisr ciss coch coco coho cohs coir cois cooh coos cor- corc cori coro corr cors cosc cosh cosi coso coss crcc crcr crhs cric cris croc croh croo cror crss cscc csch csci csco cscr cscs cshs csio csir csis csor csos csrc csrs cssr h-ii hccc hcch hccs hchi hchs hcis hcsc hcso hcss hhhh hhhs hi-c hicc hich hico hics hihc hihi hiho hiis hioc hiri hiro hirs hish hiss hoch hocr hocs hoho hoir hois hoor hoos horc hori horo horr hors hosh hoss hrhs hros hrrc hrso hscc hsci hshs iccc icci icco iccr iccs ichc ichi icho ichr ichs icis 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 ioci ioii ioio iooi iooo ioos iori iors ioso ircc ircs irhs iri- iric irio iris iroc iroh irrc irri irrs iscc isch isci isco iscr iscs ishi ishr ishs isic isis iso- isoc isor isos isri issc issh issi isso issr isss occc occi ochi ochs ocis ocos ocro ocrr ocrs ohcc ohhi ohho ohhs ohio ohis ohoh ohos ohso ohss oici oiii oios oisc oocr ooho oohs oooh oooo ooos oosi orch orci orco orcs orhs ori- oric orio oris oro- oror oros orri orro orrs orsi orso oscc osci osco oshc oshi osho oshs osii osis osoi osoo osor osos osro ossi osso rccc rccs rchs rcic rcis rcos rcsc rcsi rcss rhhs rhio rhoc rhoh rhos ricc rich rico rics riho rihs riis rios riri rirs risc rish risi riso riss rocc roch roco rocs rohr rohs roio roir rois rooi roor roos rorc rori 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 scoh scoo scor scr- scrc scri scrs scsc scsh scsi scso scsr shcc shhh shhs shih shii shio shir shis shoo shor shos shri shrs shsc sicc sich sici sico sics sihi sihr sihs sior sios sirc siri siro sirr sirs sisc sish sisi siss soch soci soco socr socs sohh soho sohs soic soir sois 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