cccc cccf ccci cccp cccs ccee ccfc ccff ccfi ccic ccii ccip ccis ccpe ccpp ccps ccsf ccsi ccsp ccss cec- cece ceci cecp cecs ceec cees cef- cefc ceip cepc cepe cepp ceps cesc cese cesi cesp cess ceys cfcf cfcs cfcy cfps cfse cfsi cicc cici cics ciee cies cife ciff cifs ciii ciis cipf cipp cips cis- cisc cise cisp ciss cisy cpce cpcs cpep cpff cpic cpif cpps cpsc cscc csce cscf csci cscs csec csee csep csfc csis cspc cspe cspi csps csse csys cyc- cycc cycs cyfe cyfi cyfs cypc cyps cyse cyy- cyyc eccc ecce ecci ecef eces ecfc ecfs ecip ecis ecpp ecsc ecse ecsp ecss eecs eeee eees eefe eeps eese eesi eesy efes effi effs effy efic efsi eics eiec eiei eies eifs eise eiss eisy epcc epci epec epee epes epfc epi- epic epie epip epis eppc eppp epps eppy epsc epsf epsi epsp epss esce esci escs esee eses esfp esfs esie esis espc espe espi espp esps espy esse essi essp essy eyec eyes eyey eyfi eype eyse fccf fccp fces fcic fcii fcps fcsc fece fees fefc fefe feff fefi feie feis fepc feps fese fess feys ffcc ffee ffff ffii ffps ffss ficc fice fics fiec fief fies fifc fife fiff fifi fiii fipp fips fisc fise fisi fiss fp-c fpcc fscc fsec fsfi fspc fspf fssc fssf fssp fyce fyfe fyfi iccc iccf icci iccp iccs icec icee icef ices icey icis icpc icps icsc icse icsi icsp icss iecc ieie iesc iesi ifcp ifes iffy ific ifis ifps ifsc ifsp iies iiie iiii iiis iipf iisc iisi iisp ipcc ipce ipcs ipec ipes ipfc ipie ippc ippf ippy ipsc ipse ipsi ipsp ipss iscc isci iscp iscs isec isee isep ises isfc isfp isic isie isis ispc ispe ispf isps ispy issc isse issf issi issp isss issy isys iyse pccc pcce pccs pcep pcfc pcip pcpp pcps pcse pece peci pecs pecy peec peep pees pefc peff pefs peip peis pepe pepi peps pese pesi pess pesy peys pfce pfcs pfff pfic pfis pfps picc pice pici pics picy piep pies piff pifs piip pipe pipi pipp pips pipy pise pisi piss pisy piye piys ppcc ppci ppcs ppic ppie ppif pppp ppps ppsf ppss ppye psci psec psei psfs psip psis pspi pspp psps pssc psse psy- psys pyce pyep pyes pyic pype pypy pyse pyss s-ic s-ii sccc scce sccp sccs sccy scec scee scep scey scfc scfe scfi sci- scic scie scif scip scis scpe scpi scps scsc scsi scye se-c se-e se-f se-i se-s se-y sec- secc sece secs secy seec seef seep sees seey seff sefi seie seif seii seip seis sepe sepi sepp seps sesc sese sesi sess seye seyf seys sfcc sfcs sffc sfpc sfss sicc sice sici sicp sics siec sief sies sife siff sify sipc sipe sipi sipp sips sipy sisc sise sisi siss sisy siyi spcc spcs spec spee spef spes spey spfc spfs spic spie spip spis sppf spps spse spsp spss spy- spys sscc ssce ssci sscp sscs ssec ssee ssep sses ssfc ssfp ssis sspc sspe sspf ssps sssc sssf sssi ssss syce syes syfe syff syfy syis sype syse syss yccc ycee ycie yeep yees yefe yeff yeie yeii yepe yepp yeps yesi yess yeye yeyi yiff yipe yips yise yiss ypcc ypsi ysee yses ysii yspi ysse yyfe yyff yyyy