irse irsp irus iscc isci isco iscp iscr iscs iscu isec isee iseo isep iser ises isic isie isis iso- isoc isop isor isos ispc ispe ispr isps isri isrp issc isse issi isso issp issr isss issu isup isus iucc iuce iuiu iupp iuse iuss o-eo occc occi oce ocee ocis ocos ocpp ocre ocro ocrr ocrs ocur oec- oecc oeec oeps oere oers oese oici oier oies oiii oios oipc oire oisc oise oisu oocr ooer ooes oooo ooos oops oore oose oosi oous opec opei opep oper opes opic opie opii opio opis opo- opor opos oppi oppo opps opsi opsu opus orce orci orco orcs ore- orec oreo orer ores ori- oric orie orio oris oro- oroe oror oros orpc orpe orpi orps orri orro orrs orse orsi orso orsu orup orus oscc osce osci osco osec osee osei oser oses osie osii osip osis osoi osoo osor osos osro osse ossi osso ossu oucc ouer ouie ouii ouir ouis oupe our- oure ouro ours ouse ouu- pccc pcce pccs pcep pcer pcip pcoe pcos pcpp pcps pcrc pcre pcse pcso pece peci peco pecr pecs peec peep peer pees peio peip peir peis peor peou pepe pepi pepo peps per- perc pere peri pero perp perr pers peru pese pesi peso pess pesu peur picc pice pici pico picr pics picu piep pier pies piip pipe pipi pipo pipp pips pirc pire piri piro pirr pirs piru pise pisi piso piss pisu pius poce poco pocs poer poes poio pois poop poor poos pop- popc pope popi popo popp pops porc pore pori poro porr pors pose posi poso poss poui poup pour pous ppcc ppci ppcs pper ppic ppie ppos pppo pppp ppps pprc ppru ppss ppur prcc prcp prcs pre- prec pree prep pres preu pri- prie prii pris pro- proc proe proo prop pros prou prps prri prrs prsc prse prsi prso prss prue prus pruu psci psco pscu psec psei psip psis psoc psoi psos psou pspi pspp pspr psps psrp pssc psse psso pu-e puce pueo puer pueu puir puis puiu pupe pupi pups pupu pur- pure puri puro purp purr purs puru pusi puss puuc rccc rccs rcep rcic rcis rcos rcpi rcpo rcps rcsc rcsi rcss recc rece reci recp recr recs recu reep rees reii reir reis reiu reop reos reou repe repi repo repp repr reps repu rere reri rero rers reru rese resi reso resp ress reue reup reus reuu ricc rice rico rics riep rier ries rieu riis rios riou ripe ripi ripp ripr rips rire riri rirs risc rise risi riso risp riss risu riue rius rocc roce roco rocs roer roes roio roir rois roiu rooi roop roor roos rope ropo rops rorc rore rori roro roru rosc rose rosi roso rosp ross roue roup rous rpcs rpii rpoe rpos rpps rrrr rrsp rscc rscs rsee rsis rsos rspo rsps rsre ruce ruci ruer rues ruis rupe rupp rurc rure ruri ruro rurp rurs ruru ruse rusi ruso russ rusu s-ic s-ii s-os sccc scce sccp sccs scec scee scep scer sci- scic scie scio scip scir scis scoo scop scor scpe scpi scpo scps scr- scrc scre scri scrs scsc scsi scso scsr scsu scup scur se-c se-e se-i se-o se-s se-u sec- secc sece seco secr secs secu seec seep seer sees seeu seie seii seip seir seis seiu seoc seoi seop sepe sepi sepo sepp sepr seps sepu serc sere seri sero serp serr sers seru sesc sese sesi seso sess seui seur sicc sice sici sico sicp sics sicu siec sier sies sioe siop sior sios siou sipc sipe sipi sipo sipp sips sirc sire siri siro sirp sirr sirs siru sisc sise sisi siss sisu siue siui sius soce soci soco socr socs soec soeo soep soes soic soie soir sois soop soor soos sope sopi sopo sopp sops sopu sore sori soro sorr sors soru sose sosi soso soss soue soup sour sous spcc spco spcs spec spee sper spes spic spie spio spip spir spis spoc spoo spop spor spos spps spri spro sprs spse spso spsp spss spue spui spur spus srcc srec sreo sres sris sros srpc srps srsp sscc ssce ssci sscp sscs ssec ssee ssep sses ssis ssoc ssop sspc sspe sspo ssps ssrc ssri ssrs sssc sssi ssss suc- succ suci sucr sucs suee suer sues sueu suie suio suir suis suor suos sup- supe supo supp supr sups sur- surc sure suri suro surp surr surs suru sus- suse susi suso susp suss susu suus u-ie u-rp ucci uccp uces ucio ucos ucrc ucsc ucsu ueir uepi uers uess uies uipi uirr uise uocc uor- uore upci upcs upic upie upis upor upos uppc uppe uppp uppu upri upsc upse upsi upup urci ure- ures uric urie uris uriu uro- uroo urpo urre urri urse ursi urso urss ursu urup urur urus uscc usce usco uscs usee user uses usie usip usis usoc usoe usoi usos uspc uspo uspp usps ussc usse ussr usss ussu usui usus uucp uuoc uuri uusi uuuu

c-cor c-p-c c-pop ccccc cccii cciii ccups ceci- cecie ceco- cecos cecri ceere ceese ceipp ceiss ceoce ceoor ceose ceous cepci cepes cepic cepie cepii cepos ceppo cerc- cerce cerci cerco cercs cerec cerer ceres ceric cerie cerio ceris cero- ceroc ceros cerou cerps cerre cerro cerrs cerse cerss cerus cesce cescr cesio cesis cesse cicer ciceu cicis cicus ciope cipce cipco ciper cippi cipre cipro cipus circe circo circs cires ciric cirie cirio ciris cirr- cirri cirro cirs- cirse cisco ciser cises cisie cispp cispr cisse cisus co-co co-op cocc- cocce cocci cocco coceo cocio cocir cociu cocos cocur cocus coepe coers coeur coeus coice coips coire coiro coirs coise cooee cooer cooie coope coops coore coors copce copec copei coper copes copic copie copii copir copos coppe coppi coppo copps copr- copre copro copse copsi copur copus corce core- coree corer cores coreu corie corio