cccc cccp cccs ccee ccpe ccpp ccps ccsp ccss cec- cece cecp cecs ceec cees ceke cepc cepe cepp ceps cesc cese cesp cess ceys ckck ckcs ckcy ckey ckpc cpce cpcs cpep cpps cpsc cpsk cscc csce cscs csec csee csep csks cspc cspe csps csse csys cyc- cycc cycs cyke cypc cyps cyse cyy- cyyc eccc ecce eces ecks ecky ecpp ecsc ecse ecsp ecss eecs eeee eees eeke eeks eeps eese eesk eesy ekek ekes ekpe epcc epec epee epes eppc eppp epps eppy epsc epsp epss esce escs esee esek eses eske esks esky espc espe espp esps espy esse essp essy eyck eyec eyes eyey eyke eype eyse kccc kcck kccy kcec kcee kcep kcey kckc kckk kcky kcpc kcps kcsc kcse kcsp kcss kcsy kcye kcyk kcys kcyy keck keek keep kees kekc keke keks kep- kepc kepe keps kepy kesc kesk kesp kess kesy keye keys keyy kkck kkcs kkcy kkkk kkpc kkpk kkps kkse kksp kkss kkyc kkys kkyy kpcc kpcs kpek kpke kpkk kpky kppc kppk kppp kpsc kpsp kpyk ksce ksck kscs kscy ksec ksee ksek ksep ksey kske kskk ksks ksky kspc kspe kspk ksps ksse ksss ksyc ksyy kycc kyck kycs kyee kyes kykc kyke kykk kyks kyky kyp- kypc kype kyps kysc kyse kysk kysp kyyk kyys kyyy pccc pcce pccs pcep pcks pcpp pcps pcse pece peck pecs pecy peec peek peep pees peke pekk pepe peps pese pess pesy peys pkcs ppcc ppcs pppp ppps ppss ppye psec pspp psps pssc psse psy- psys pyce pyck pyep pyes pyke pykk pype pypy pyse pysk pyss sccc scce sccp sccs sccy scec scee scep scey sck- scpe scps scsc scye se-c se-e se-k se-s se-y sec- secc sece seck secs secy seec seek seep sees seey seke sekk sepe sepp seps sesc sese sess seye seyk seys skee skep skes skey skpc skss sky- skye skys skyy spcc spcs spec spee spek spes spey spke spps spse spsp spss spy- spys sscc ssce sscp sscs ssec ssee ssep sses sspc sspe ssps sssc ssss syce syck syes syke sype syse syss syyk yccc ycee yeck yeek yeep yees yeke yepe yepp yeps yesk yess yeye ykep ykes ykey yksc ypcc ysee yses ysse yyyy