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 ceke cepc cepe cepp ceps cesc cese cesi cesp cess cfcf cfcs cfps cfse cfsi cicc cici cics ciee cies cife ciff cifs ciii ciis cipf cipp cips cis- cisc cise cisk cisp ciss ckck ckcs ckfi ckpc cpce cpcs cpep cpff cpic cpif cpps cpsc cpsk cscc csce cscf csci cscs csec csee csep csfc csik csis csks cspc cspe cspi csps csse eccc ecce ecci ecef eces ecfc ecfs ecip ecis ecks ecpp ecsc ecse ecsp ecss eecs eeee eees eefe eeke eeks eeps eese eesi eesk efes effi effs efic efik efke efsi eick eics eiec eiei eies eifs eike eiki eiks eise eisk eiss ekek ekes ekfc ekis ekki ekpe eksi epcc epci epec epee epes epfc epi- epic epie epik epip epis eppc eppp epps epsc epsf epsi epsp epss esce esci escs esee esek eses esfp esfs esie esik esis eske esks espc espe espi espp esps esse essi essp f--k fccf fccp fces fcic fcii fcps fcsc fece feck feek fees fefc fefe feff fefi feie feis feke fepc feps fese fess ffcc ffee ffff ffii ffps ffss ficc fice fick fics fiec fief fies fifc fife fiff fifi fiii fike fiki fipp fips fisc fise fisi fisk fiss fp-c fpcc fscc fsck fsec fsfi fspc fspf fssc fssf fssp iccc iccf icci iccp iccs icec icee icef ices icis icke icks icpc icps icsc icse icsi icsp icss iecc ieie iesc iesi ifcp ifes ific ifis ifps ifsc ifsp iies iiie iiii iiis iipf iisc iisi iisp ikee ikes ikki ipcc ipce ipcs ipec ipek ipes ipfc ipie ipkf ippc ippf ipsc ipse ipsi ipsp ipss iscc isci iscp iscs isec isee isep ises isfc isfp isic isie isis iskf ispc ispe ispf isps issc isse issf issi issp isss k-ci kccc kcci kcck kcec kcee kcei kcep kcfc kcfi kcfp kcic kcie kcif kcii kcis kckc kckf kckk kcpc kcpi kcps kcsc kcse kcsf kcsi kcsp kcss keck keef keek keep kees kefc keff kefs keif keii keik keis kekc keke keki keks kep- kepc kepe kepi keps kesc kesi kesk kesp kess kfcf kfcs kfff kffk kfis kfse kfsi kfsk kfsp kicc kice kick kicp kics kief kies kife kiff kifs kiic kiii kiik kiip kiis kikc kikf kiki kikk kip- kipe kipi kipp kips kisc kise kisf kisi kisk kiss kkci kkck kkcs kkfi kkfs kkic kkik kkkk kkpc kkpk kkps kkse kksf kksi kksp kkss kpcc kpcs kpek kpfc kpfk kpif kpke kpkk kppc kppk kppp kpsc kpsf kpsi kpsp ksce ksci ksck kscs ksec ksee ksei ksek ksep ksfc ksfe ksfi ksif ksii ksik ksip ksis kske kskf kskk ksks kspc kspe kspi kspk ksps ksse kssi ksss pccc pcce pccs pcep pcfc pcip pcks pcpp pcps pcse pece peci peck pecs peec peek peep pees pefc peff pefs peip peis peke peki pekk pepe pepi peps pese pesi pess pfce pfcs pfff pfic pfis pfkp pfps picc pice pici pick pics piep pies piff pifs piip pike piki pikk piks pipe pipi pipp pips pise pisi pisk piss pkcs ppcc ppci ppcs ppic ppie ppif pppp ppps ppsf ppss psci psec psei psfk psfs psip psis pspi pspp psps pssc psse s-ic s-ii sccc scce sccp sccs scec scee scep scfc scfe scfi sci- scic scie scif scip scis sck- scpe scpi scps scsc scsi se-c se-e se-f se-i se-k se-s sec- secc sece seck secs seec seef seek seep sees seff sefi seie seif seii seik seip seis seke seki sekk sepe sepi sepp seps sesc sese sesi sess sfcc sfcs sffc sfpc sfss sicc sice sici sick sicp sics siec sief siek sies sife siff siik sike siki siks sipc sipe sipi sipp sips sisc sise sisi sisk siss skee skei skep skes skfc skic skie skif skik skip skis skpc skss spcc spcs spec spee spef spek spes spfc spfs spic spie spik spip spis spke sppf spps spse spsp spss sscc ssce ssci sscp sscs ssec ssee ssep sses ssfc ssfp ssis sspc sspe sspf ssps sssc sssf sssi ssss