-ous cccc ccci cccp cccs cccu ccic ccii ccip ccir ccis ccoc ccpp ccpr ccps ccrc ccri ccrp ccrs ccrt ccsi ccsp ccss ccst cctc cctt ccuc ccup ccus ccut cicc cici cico cicr cics cict cicu ciii ciis ciit cior cios cipo cipp cips circ ciri ciro cirr cirs cirt cis- cisc cisp cisr ciss cist citi cito citp cits citt citu ciuc ciup cius coco cocp coct cocu coip coir cois coit coop coos coot copi copo copp copr cops copt cor- corc cori coro corp corr cors cort cosc cosi coso cosp coss cost cotc coti coto cots cott cotu coup cour cous cout cpcs cpcu cpic cpio cpos cpps cpri cprs cprt cpsc cpso cpsr cpsu cptp cptr cpts cpus crcc crcr cric crip cris crit criu croc croo crop cror crot crpc crps crrt crsp crss crst crtc crtp crts crup crus crut cscc csci csco cscr cscs csio csir csis csit csor csos csot cspc cspi csps cspt csrc csrs cssr cstc csto cstr csts csup csur csus ctcp ctic ctor ctos ctot ctpo ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cucc cuci cui- cuir cuis cuit cupo cupp cupr cups curi curo curr curs curt cuso cusp cuss cust cusu cut- cutc cuto cuts cutt iccc icci icco iccp iccr iccs icct iccu icis icoc icor icos icpc icpo icps icrc icrr icrs icrt icru icsc icsi icsp icsr icss icst ictp icts icup icus iiii iiio iiis iiit iioi iioo iiop iios iirc iirs iisc iisi iisp iisr iist iisu iitr iitt iiuc ioci iocp ioii ioio ioit iooi iooo ioos iops iori iors ioso iosu ioto ious ipcc ipcs ipct ipop ipos ippc ippo ippr ipri ipsc ipsi ipso ipsp ipss iptc ipto ipts ipur ipus iput ircc ircs ircu iri- iric irio irip iris iroc irop irpc irps irrc irri irrs irsp irti irtp irts irus iscc isci isco iscp iscr iscs isct iscu isic isis isit iso- isoc isop isor isos ispc ispr isps isri isrp issc issi isso issp issr isss issu istc isti isto istp istr ists isup isus itcs itic itis itoi itoo itor itos itou itpc itri itrs itsi itso itsp itsu itto itup itur iucc iuiu iupp iuss iust occc occi occt ocis ocos ocpp ocro ocrr ocrs oct- octi octo octs ocur oici oiii oios oipc oirt oisc oist oisu oitc oiti oocr oooo ooos oops oort oosi oost ootp oots oous opic opii opio opis opit opo- opor opos oppi oppo opps opsi opsu opti opto opts opus orci orco orcs ori- oric orio oris orit oro- oror oros orot orpc orpi orps orri orro orrs orsi orso orsu ortc orto orts orup orus oscc osci osco osii osip osis osoi osoo osor osos osro ossi osso ossu ostc osti ostr osts otic otis otit oto- otoo otor otos otpp 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- pccc pccs pcip pcos pcpp pcps pcrc pcso pcts picc pici pico picr pics pict picu piip piot pipi pipo pipp pips pirc piri piro pirr pirs piru pisi piso piss pist pisu piti pito pitr pits pitt pitu pius poco pocs poio pois poop poor poos poot pop- popc popi popo popp pops popt porc pori poro porr pors port posi poso poss post potc poti poto pots pott potu poui poup pour pous pout ppcc ppci ppcs ppic ppos pppo pppp ppps pprc ppru ppss ppts pptt ppur prcc prcp prcs pri- prii pris pro- proc proo prop pros prot prou prps prri prrs prsc prsi prso prss prtc prti prtp prtr prus prut pruu psci psco pscu psip psis psoc psoi psos psou pspi pspp pspr psps psrp pssc psso psst psts pstu ptcc ptop pttc ptui puir puis puit puiu pupi pups pupu pur- puri puro purp purr purs puru pusi puss pust put- puti puto puts putt putu puuc rccc rccs rcic rcis rcos rcpi rcpo rcps rcpt rcsc rcsi rcss rctc rcti rcts ricc rico rics rict riis rios riot riou ripi ripp ripr rips ript riri rirs risc risi riso risp riss rist risu riti rito rits ritt ritu rius rocc roco rocs roio roir rois roit roiu rooi roop roor roos root ropo rops rorc rori roro rort roru rosc rosi roso rosp ross rost rotc roti roto rotr rots rott roup rous rout rpcs rpii rpos rpps rpts rrrr rrsp rscc rscs rsis rsos rspo rsps rstp rsts rstu rtcc rtps rtss rttp rtts ruci ruct ruis ruit rupp rupt rurc ruri ruro rurp rurs ruru rusi ruso russ rust rusu ruti ruto ruts rutt rutu s-ic s-ii s-os sccc sccp sccs scct sci- scic scio scip scir scis scit scoo scop scor scot scpi scpo scps scpt scr- scrc scri scrs scsc scsi scso scsr scst scsu sctc scto sctr scts scup scur scut sicc sici sico sicp sics sicu siit siop sior sios siot siou sipc sipi sipo sipp sips sipt sirc siri siro sirp sirr sirs sirt siru sisc sisi siss sist sisu sit- sitc siti sito sits sitt situ siui sius siut soci soco socr socs soic soir sois soit soop soor soos soot sopi sopo sopp sops sopu sori soro sorr sors sort soru sosi soso soss sost sotc soto sotp sots sotu soup sour sous sout spcc spco spcs spic spio spip spir spis spit spoc spoo spop spor spos spot spps spri spro sprs spso spsp spss spst sptc spto sptr spts spui spur spus sput srcc srct sris sros srpc srps srpt srsp srtp srtr sscc ssci sscp sscs ssis ssit ssoc ssop ssot sspc sspo ssps sspt ssrc ssri ssrs sssc sssi ssss sstc sstp ssts stcc stcp stcs stcu stic stio stip stir stis stit stoo stop stor stos stot stou stpp stps strc stri stro strs stru stsi stss sttc sttr stuc stup stur stus