cccc ccci cccp cccs ccee ccic ccii ccip ccis ccpe ccpp ccps ccsi ccsp ccss cec- cece ceci cecp cecs ceec cees ceip ceke cepc cepe cepp ceps cesc cese cesi cesp cess cicc cici cics ciee cies ciii ciis cipp cips cis- cisc cise cisk cisp ciss ckck ckcs ckpc cpce cpcs cpep cpic cpps cpsc cpsk cscc csce csci cscs csec csee csep csik csis csks cspc cspe cspi csps csse eccc ecce ecci eces ecip ecis ecks ecpp ecsc ecse ecsp ecss eecs eeee eees eeke eeks eeps eese eesi eesk eick eics eiec eiei eies eike eiki eiks eise eisk eiss ekek ekes ekis ekki ekpe eksi epcc epci epec epee epes epi- epic epie epik epip epis eppc eppp epps epsc epsi epsp epss esce esci escs esee esek eses esie esik esis eske esks espc espe espi espp esps esse essi essp iccc icci iccp iccs icec icee ices icis icke icks icpc icps icsc icse icsi icsp icss iecc ieie iesc iesi iies iiie iiii iiis iisc iisi iisp ikee ikes ikki ipcc ipce ipcs ipec ipek ipes ipie ippc ipsc ipse ipsi ipsp ipss iscc isci iscp iscs isec isee isep ises isic isie isis ispc ispe isps issc isse issi issp isss k-ci kccc kcci kcck kcec kcee kcei kcep kcic kcie kcii kcis kckc kckk kcpc kcpi kcps kcsc kcse kcsi kcsp kcss keck keek keep kees keii keik keis kekc keke keki keks kep- kepc kepe kepi keps kesc kesi kesk kesp kess kicc kice kick kicp kics kies kiic kiii kiik kiip kiis kikc kiki kikk kip- kipe kipi kipp kips kisc kise kisi kisk kiss kkci kkck kkcs kkic kkik kkkk kkpc kkpk kkps kkse kksi kksp kkss kpcc kpcs kpek kpke kpkk kppc kppk kppp kpsc kpsi kpsp ksce ksci ksck kscs ksec ksee ksei ksek ksep ksii ksik ksip ksis kske kskk ksks kspc kspe kspi kspk ksps ksse kssi ksss pccc pcce pccs pcep pcip pcks pcpp pcps pcse pece peci peck pecs peec peek peep pees peip peis peke peki pekk pepe pepi peps pese pesi pess picc pice pici pick pics piep pies piip pike piki pikk piks pipe pipi pipp pips pise pisi pisk piss pkcs ppcc ppci ppcs ppic ppie pppp ppps ppss psci psec psei psip psis pspi pspp psps pssc psse s-ic s-ii sccc scce sccp sccs scec scee scep sci- scic scie scip scis sck- scpe scpi scps scsc scsi se-c se-e se-i se-k se-s sec- secc sece seck secs seec seek seep sees seie seii seik seip seis seke seki sekk sepe sepi sepp seps sesc sese sesi sess sicc sice sici sick sicp sics siec siek sies siik sike siki siks sipc sipe sipi sipp sips sisc sise sisi sisk siss skee skei skep skes skic skie skik skip skis skpc skss spcc spcs spec spee spek spes spic spie spik spip spis spke spps spse spsp spss sscc ssce ssci sscp sscs ssec ssee ssep sses ssis sspc sspe ssps sssc sssi ssss