cccc cccf ccci cccp cccs cccu ccee ccfc ccff ccfi ccic ccii ccip ccir ccis ccpe ccpp ccpr ccps ccrc ccre ccrf ccri ccrp ccrs ccsf ccsi ccsp ccss ccuc ccup ccus cec- cece ceci cecp cecs ceec cees cef- cefc ceip cepc cepe cepp cepr ceps cer- cerc cere cerf ceri cerp cers cesc cese cesi cesp cesr cess ceui cfcf cfcs cffr cfpr cfps cfre cfrp cfse cfsi cicc cici cicr cics cicu ciee cier cies cife ciff cifs ciii ciis cipf cipp cips circ cire ciri cirr cirs cis- cisc cise cisp cisr ciss ciuc ciup cius cpce cpcs cpcu cpep cper cpff cpic cpif cpps cpre cpri cprs cpsc cpsr cpsu cpus crcc crce crcr cre- crec cree crei crep cres creu crfc crfs cric crie crif crip cris criu crpc crps crsp crss crue crup crus cscc csce cscf csci cscr cscs csec csee csep cser csfc csfr csir csis cspc cspe cspi csps csrc csrs csse cssr csuf csup csur csus cucc cuce cuci cuer cues cufc cuff cufi cui- cuif cuir cuis cupe cupp cupr cups cure curf curi curr curs cusp cuss cusu eccc ecce ecci ecef eces ecfc ecfr ecfs ecip ecis ecpp ecrc ecrf ecri ecrr ecru ecsc ecse ecsp ecss ecsu ecus eecs eeee eees eefe eeps eerc eers eese eesi efes effi effs efic efsi eics eiec eiei eier eies eifs eipr eire eirs eise eiss epcc epci epec epee eper epes epfc epi- epic epie epip epis eppc eppp epps eprp eprs epsc epsf epsi epsp epss epus ercc erce ercp erec erei erer eres erfc erfs eric erie eris eriu erpe erps errc erre errs erse ersi eruc erur erus esce esci escr escs escu esee eser eses esfp esfs esie esis espc espe espi espp esps esri esse essi essp essu esuf esui esus euer eufc eufi eur- eurc eure euse fccf fccp fces fcic fcii fcps fcsc fcup fece feer fees fefc fefe feff fefi feie feir feis fepc feps ferc fere ferr fers feru fese fess feus ffcc ffee ffff ffii ffps ffrr ffss ficc fice fics fiec fief fier fies fifc fife fiff fifi fiii fipp fips fire firs fisc fise fisi fiss fisu fp-c fpcc fprf frcc frcp free frei frep fres frfc fric frie frip fris frps frsc frue fscc fsec fsfi fspc fspf fssc fssf fssp fuc- fuci fufc fuff fufu fuir fur- fure furi furr furs fusc fuse fusi fuss fusu iccc iccf icci iccp iccr iccs iccu icec icee icef icer ices icis icpc icps icrc icre icrf icrr icrs icru icsc icse icsi icsp icsr icss icue icup icus iecc ieie iere ieri iers iesc iesi iesr iesu ifcp ifer ifes ific ifis ifps ifrf ifri ifsc ifsp iies iiie iiii iiis iipf iirc iirs iisc iisi iisp iisr iisu iiuc ipcc ipce ipcs ipec iper ipes ipfc ipie ippc ippf ippr ipri ipsc ipse ipsi ipsp ipss ipur ipus ircc ircs ircu iree irer ires irfe irfu iri- iric irie irip iris irpc irpe irps irrc irre irri irrs irse irsf irsp irus iscc isci iscp iscr iscs iscu isec isee isep iser ises isfc isfp isic isie isis ispc ispe ispf ispr isps isri isrp issc isse issf issi issp issr isss issu isup isus iucc iuce iuef iuiu iupp iuse iuss pccc pcce pccs pcep pcer pcfc pcip pcpp pcps pcrc pcre pcrf pcse pece peci pecr pecs peec peep peer pees pefc peff pefs peip peir peis pepe pepi peps per- perc pere perf peri perp perr pers peru pese pesi pess pesu peur pfce pfcs pfff pffr pfic pfis pfps pfui picc pice pici picr pics picu piep pier pies piff pifs piip pipe pipi pipp pips pirc pire piri pirr pirs piru pise pisi piss pisu pius ppcc ppci ppcs pper ppic ppie ppif pppp ppps pprc pprf ppru ppsf ppss ppur prcc prcf prcp prcs pre- prec pree pref prep pres preu prfc prfs pri- prie prif prii pris prps prri prrs prsc prse prsi prss prue pruf prus pruu psci pscu psec psei psfs psip psis pspi pspp pspr psps psrp pssc psse pu-e puce puer pueu puff puir puis puiu pupe pupi pups pupu pur- pure puri purp purr purs puru pusi puss puuc rccc rccs rcep rcfc rcic rcis rcpi rcps rcsc rcsi rcss recc rece reci recp recr recs recu reef reep rees refe reff refi refr refs refu reif reii reir reis reiu repe repi repp repr reps repu rere reri rers reru rese resi resp ress reue reuf reup reus reuu rfef rffc rfic ricc rice rics rief riep rier ries rieu rife riff rifs rifu riif riis ripe ripi ripp ripr rips rire riri rirs risc rise risi risp riss risu riue rius rpcs rpfc rpii rpps rrfc rrif rrrr rrsp rscc rscs rsee rsfc rsis rsps rsre ruce ruci ruer rues rufc rufe ruff ruif 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 scfc scfe scfi sci- scic scie scif scip scir scis scpe scpi scps scr- scrc scre scri scrs scsc scsi scsr scsu scup scur se-c se-e se-f se-i se-s se-u sec- secc sece secr secs secu seec seef seep seer sees seeu seff sefi seie seif seii seip seir seis seiu sepe sepi sepp sepr seps sepu serc sere serf seri serp serr sers seru sesc sese sesi sess seui seur sfcc sfcs sfer sffc sfpc sfrc sfss sfsu sicc sice sici sicp sics sicu siec sief sier sies sife siff sifr sifu sipc sipe sipi sipp sips sirc sire sirf siri sirp sirr sirs siru sisc sise sisi siss sisu siue siui sius spcc spcs spec spee spef sper spes spfc spfs spic spie spip spir spis sppf spps spri sprs spse spsp spss spue spui spur spus srcc srec sres srfc srfi sris srpc srps srsp sscc ssce ssci sscp sscs