cccc ccci cccp cccs cccu ccee ccic ccii ccip ccir ccis ccpe ccpp ccpr ccps ccrc ccre ccri ccrp ccrs ccsi ccsp ccss ccuc ccup ccus cec- cece ceci cecp cecs ceec cees ceip cepc cepe cepp cepr ceps cer- cerc cere ceri cerp cers cesc cese cesi cesp cesr cess ceui cicc cici cicr cics cicu ciee cier cies ciii ciis cipp cips circ cire ciri cirr cirs cis- cisc cise cisp cisr ciss ciuc ciup cius cpce cpcs cpcu cpep cper cpic cpps cpre cpri cprs cpsc cpsr cpsu cpus crcc crce crcr cre- crec cree crei crep cres creu cric crie crip cris criu crpc crps crsp crss crue crup crus cscc csce csci cscr cscs csec csee csep cser csir csis cspc cspe cspi csps csrc csrs csse cssr csup csur csus cucc cuce cuci cuer cues cui- cuir cuis cupe cupp cupr cups cure curi curr curs cusp cuss cusu eccc ecce ecci eces ecip ecis ecpp ecrc ecri ecrr ecru ecsc ecse ecsp ecss ecsu ecus eecs eeee eees eeps eerc eers eese eesi eics eiec eiei eier eies eipr eire eirs eise eiss epcc epci epec epee eper epes epi- epic epie epip epis eppc eppp epps eprp eprs epsc epsi epsp epss epus ercc erce ercp erec erei erer eres eric erie eris eriu erpe erps errc erre errs erse ersi eruc erur erus esce esci escr escs escu esee eser eses esie esis espc espe espi espp esps esri esse essi essp essu esui esus euer eur- eurc eure euse iccc icci iccp iccr iccs iccu icec icee icer ices icis icpc icps icrc icre icrr icrs icru icsc icse icsi icsp icsr icss icue icup icus iecc ieie iere ieri iers iesc iesi iesr iesu iies iiie iiii iiis iirc iirs iisc iisi iisp iisr iisu iiuc ipcc ipce ipcs ipec iper ipes ipie ippc ippr ipri ipsc ipse ipsi ipsp ipss ipur ipus ircc ircs ircu iree irer ires iri- iric irie irip iris irpc irpe irps irrc irre irri irrs irse irsp irus iscc isci iscp iscr iscs iscu isec isee isep iser ises isic isie isis ispc ispe ispr isps isri isrp issc isse issi issp issr isss issu isup isus iucc iuce iuiu iupp iuse iuss pccc pcce pccs pcep pcer pcip pcpp pcps pcrc pcre pcse pece peci pecr pecs peec peep peer pees peip peir peis pepe pepi peps per- perc pere peri perp perr pers peru pese pesi pess pesu peur picc pice pici picr pics picu piep pier pies piip pipe pipi pipp pips pirc pire piri pirr pirs piru pise pisi piss pisu pius ppcc ppci ppcs pper ppic ppie pppp ppps pprc ppru ppss ppur prcc prcp prcs pre- prec pree prep pres preu pri- prie prii pris prps prri prrs prsc prse prsi prss prue prus pruu psci pscu psec psei psip psis pspi pspp pspr psps psrp pssc psse pu-e puce puer pueu puir puis puiu pupe pupi pups pupu pur- pure puri purp purr purs puru pusi puss puuc rccc rccs rcep rcic rcis rcpi rcps rcsc rcsi rcss recc rece reci recp recr recs recu reep rees reii reir reis reiu repe repi repp repr reps repu rere reri rers reru rese resi resp ress reue reup reus reuu ricc rice rics riep rier ries rieu riis ripe ripi ripp ripr rips rire riri rirs risc rise risi risp riss risu riue rius rpcs rpii rpps rrrr rrsp rscc rscs rsee rsis rsps rsre ruce ruci ruer rues ruis rupe rupp rurc rure ruri rurp rurs ruru ruse rusi russ rusu s-ic s-ii sccc scce sccp sccs scec scee scep scer sci- scic scie scip scir scis scpe scpi scps scr- scrc scre scri scrs scsc scsi scsr scsu scup scur se-c se-e se-i se-s se-u sec- secc sece secr secs secu seec seep seer sees seeu seie seii seip seir seis seiu sepe sepi sepp sepr seps sepu serc sere seri serp serr sers seru sesc sese sesi sess seui seur sicc sice sici sicp sics sicu siec sier sies sipc sipe sipi sipp sips sirc sire siri sirp sirr sirs siru sisc sise sisi siss sisu siue siui sius spcc spcs spec spee sper spes spic spie spip spir spis spps spri sprs spse spsp spss spue spui spur spus srcc srec sres sris srpc srps srsp sscc ssce ssci sscp sscs ssec ssee ssep sses ssis sspc sspe ssps ssrc ssri ssrs sssc sssi ssss suc- succ suci sucr sucs suee suer sues sueu suie suir suis sup- supe supp supr sups sur- surc sure suri surp surr surs suru sus- suse susi susp suss susu suus u-ie u-rp ucci uccp uces ucrc ucsc ucsu ueir uepi uers uess uies uipi uirr uise upci upcs upic upie upis uppc uppe uppp uppu upri upsc upse upsi upup urci ure- ures uric urie uris uriu urre urri urse ursi urss ursu urup urur urus uscc usce uscs usee user uses usie usip usis uspc uspp usps ussc usse ussr usss ussu usui usus uucp uuri uusi uuuu