-ous cccc ccci cccs cccu cccv ccic ccii ccir ccis cciv ccoc ccrc ccri ccrs ccrt ccsi ccss ccst cctc cctt cctv ccuc ccus ccut ccvi ccvo ccvs cicc cici cico cicr cics cict cicu ciii ciis ciit cior cios circ ciri ciro cirr cirs cirt cis- cisc cisr ciss cist cisv citi cito cits citt citu citv ciuc cius civc civo coco coct cocu coir cois coit coos coot cor- corc cori coro corr cors cort cosc cosi coso coss cost cotc coti coto cots cott cotu cour cous cout covo crcc crcr cric cris crit criu croc croo cror crot crrt crss crst crtc crts crtv crus crut cscc csci csco cscr cscs csio csir csis csit csor csos csot csrc csrs cssr cstc csto cstr csts csur csus ctic ctor ctos ctot ctrc ctrs ctsc ctss ctsu ctts ctvo ctvt cucc cuci cui- cuir cuis cuit curi curo curr curs curt cuso cuss cust cusu cut- cutc cuto cuts cutt cutv cvcc cvii cvrr cvss iccc icci icco iccr iccs icct iccu icis icoc icor icos icrc icrr icrs icrt icru icsc icsi icsr icss icst icts ictv icus iiii iiio iiis iiit iioi iioo iios iirc iirs iisc iisi iisr iist iisu iitr iitt iiuc ioci ioii ioio ioit iooi iooo ioos iori iors ioso iosu ioto ious ircc ircs ircu iri- iric irio iris iroc irov irrc irri irrs irti irts irus irvs iscc isci isco iscr iscs isct iscu isic isis isit iso- isoc isor isos isri issc issi isso issr isss issu istc isti isto istr ists isus itcs itic itis itoi itoo itor itos itou itri itrs itsi itso itsu itto itur iucc iucv iuiu iuss iust ivic ivor ivrs occc occi occt ocis ocos ocro ocrr ocrs oct- octi octo octs ocur oici oiii oios oirt oisc oist oisu oitc oiti oocr oooo ooos oort oosi oost oots oous orci orco orcs ori- oric orio oris orit oro- oror oros orot orri orro orrs orsi orso orsu ortc orto orts orus orvr orvs oscc osci osco osii osis osoi osoo osor osos osov osro ossi osso ossu ostc osti ostr osts otic otis otit oto- otoo otor otos otov otro otrs otso otsu otti otto otts ottu otur otus oucc ouii ouir ouis ouit our- ouro ours ourt oust out- outi outo outs ouu- ovcs ovi- ovis ovo- ovoo ovot rccc rccs rcic rcis rcos rcsc rcsi rcss rctc rcti rcts rctv rcuv rcvr rcvs ricc rico rics rict riis rios riot riou riri rirs risc risi riso riss rist risu riti rito rits ritt ritu rius rivo rivs rocc roco rocs roio roir rois roit roiu rooi roor roos root rorc rori roro rort roru rosc rosi roso ross rost rotc roti roto rotr rots rott rous rout rovi rovo rovs rrrr rscc rscs rsis rsos rsts rstu rtcc rtss rtts rtvi ruci ruct ruis ruit rurc ruri ruro rurs ruru rusi ruso russ rust rusu ruti ruto ruts rutt rutu ruvi ruvu rv-c s-ic s-ii s-iv s-os s-vt sccc sccs scct sci- scic scio scir scis scit sciv scoo scor scot scr- scrc scri scrs scsc scsi scso scsr scst scsu sctc scto sctr scts sctv scur scut sicc sici sico sics sicu siit sior sios siot siou sirc siri siro sirr sirs sirt siru sisc sisi siss sist sisu sit- sitc siti sito sits sitt situ siui sius siut sivi soci soco socr socs soic soir sois soit soor soos soot sori soro sorr sors sort soru sosi soso soss sost sosv sotc soto sots sotu sour sous sout sovo sovs sovu srcc srct sris sros srtr srtv sscc ssci sscs ssis ssit ssoc ssot ssrc ssri ssrs sssc sssi ssss sstc ssts st-v stcc stcs stcu stic stio stir stis stit stoo stor stos stot stou strc stri stro strs stru stsi stss sttc sttr stuc stur stus stut stuv stvs suc- succ suci sucr sucs suio suir suis suit suor suos sur- surc suri suro surr surs surt suru surv sus- susi suso suss sust susu suti suto sutu suus suvi suvs svcc svcs svic svir svit svor svsc svtr tccc tccu tcos tcov tctc tcts ticc tico tics tiit tiiu tios tiou tiri tiro tirr tirs tiru tisi tiso tiss tist titc titi tito tits titt titu tivi tivo toci toco tois toit toor toos toot torc tori toro torr tors tort toru torv tosc tosi toso toss tost tosu totc toti toto totr tots tott toui tour tous tout touv tovo trcc tri- tric trio tris trit troc troi troo tros trot trou trsi trst trtc trtr truc trus trut truu trvs tscc tsis tsiv tsoi tsos tsou tssi tssr tsst tstc tsts tsui tsvi ttss tttt tucc tuco tuis tuit tuiu tuor tuos turc turi turo turr turs turt turu tusc tusi tuss tust tuti tuto tuts tutt tutu tuuo tvis tvos tvri tvro tvrr tvss tvtv ucci ucio ucos ucrc ucsc ucst ucsu uctv ucut uirr uist uits uocc uor- uovo urci uric uris uriu uro- uroo urri ursi urso urss ursu urts urur urus urut uscc usco uscs usis usoc usoi usos usov ussc ussr usss usst ussu ustc usti usto usts usui usus utis utor utri utsc utti utto uttu uuoc uuri uusi uuuu uv-c uvic uvis uvri uvvu vcci vcrs vic- vici vico vics vict viii vios virc viri viro virr virt viru visc visi viso viss vist visu viti vito vitt vitu vivi vivo voic voio voir vois voit vooc voor voot vor- vori voro vors vort voru vosi voso voss vosu voto vour vous vout vrci vrio vris vroc vrot vrsi vrto vsic vssc vsto vt-i vtrs vuco vuir vuit vurt vuti vutv vvvv