cccc ccci cccp cccs ccee ccic ccii ccip ccis ccpe ccpp ccps ccsi ccsp ccss cec- cece ceci cecp cecs ceec cees ceip cepc cepe cepp ceps cesc cese cesi cesp cess cicc cici cics ciee cies ciii ciis cipp cips cis- cisc cise cisp ciss cpce cpcs cpep cpic cpps cpsc cscc csce csci cscs csec csee csep csis cspc cspe cspi csps csse eccc ecce ecci eces ecip ecis ecpp ecsc ecse ecsp ecss eecs eeee eees eeps eese eesi eics eiec eiei eies eise eiss epcc epci epec epee epes epi- epic epie epip epis eppc eppp epps epsc epsi epsp epss esce esci escs esee eses esie esis espc espe espi espp esps esse essi essp iccc icci iccp iccs icec icee ices icis icpc icps icsc icse icsi icsp icss iecc ieie iesc iesi iies iiie iiii iiis iisc iisi iisp ipcc ipce ipcs ipec 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 pccc pcce pccs pcep pcip pcpp pcps pcse pece peci pecs peec peep pees peip peis pepe pepi peps pese pesi pess picc pice pici pics piep pies piip pipe pipi pipp pips pise pisi piss 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 scpe scpi scps scsc scsi se-c se-e se-i se-s sec- secc sece secs seec seep sees seie seii seip seis sepe sepi sepp seps sesc sese sesi sess sicc sice sici sicp sics siec sies sipc sipe sipi sipp sips sisc sise sisi siss spcc spcs spec spee spes spic spie spip spis spps spse spsp spss sscc ssce ssci sscp sscs ssec ssee ssep sses ssis sspc sspe ssps sssc sssi ssss