cccc ccci cccp cccs ccee ccic ccii ccip ccir ccis ccpe ccpp ccpr ccps ccrc ccre ccri ccrp ccrs ccsi ccsp ccss cec- cece ceci cecp cecs ceec cees ceip ceke cepc cepe cepp cepr ceps cer- cerc cere ceri cerp cers cesc cese cesi cesp cesr cess cicc cici cicr cics ciee cier cies ciii ciis cikr cipp cips circ cire ciri cirk cirr cirs cis- cisc cise cisk cisp cisr ciss ckck ckcs cker ckpc ckpr ckrc cpce cpcs cpep cper cpic cpps cpre cpri cprs cpsc cpsk cpsr crcc crce crcr cre- crec cree crei crep cres cric crie crik crip cris crkc crkp crpc crps crsp crss cscc csce csci cscr cscs csec csee csep cser csik csir csis csks cspc cspe cspi csps csrc csrs csse cssr eccc ecce ecci eces ecip ecis ecks ecpp ecrc ecri ecrr ecsc ecse ecsp ecss eecs eeee eees eeke eeks eeps eerc eers eese eesi eesk eick eics eiec eiei eier eies eike eiki eiks eipr eire eirs eise eisk eiss ekek eker ekes ekis ekki ekpe eksi epcc epci epec epee eper epes epi- epic epie epik epip epis eppc eppp epps eprp eprs epsc epsi epsp epss ercc erce ercp erec erei erer eres eric erie erik eris erke erki erks erpe erps errc erre errs erse ersi esce esci escr escs esee esek eser eses esie esik esis eske esks espc espe espi espp esps esri esse essi essp iccc icci iccp iccr iccs icec icee icer ices icis icke icks icpc icps icrc icre icrr icrs icsc icse icsi icsp icsr icss iecc ieie iere ieri iers iesc iesi iesr iies iiie iiii iiis iirc iirs iisc iisi iisp iisr ikee iker ikes ikki ikri ipcc ipce ipcs ipec ipek iper ipes ipie ippc ippr ipri ipsc ipse ipsi ipsp ipss ircc ircs iree irer ires iri- iric irie irip iris irki irks irpc irpe irps irrc irre irri irrs irse irsp iscc isci iscp iscr iscs isec isee isep iser ises isic isie isis ispc ispe ispr isps isri isrp issc isse issi issp issr isss k-ci kccc kcci kcck kccr kcec kcee kcei kcep kcic kcie kcii kcir kcis kckc kckk kckr kcpc kcpi kcpr kcps kcrc kcri kcrp kcrr kcrs kcsc kcse kcsi kcsp kcsr kcss keck kecr keek keep keer kees keii keik keir keis kekc keke keki keks kep- kepc kepe kepi keps ker- kerc kere keri kerk kerp kerr kers kesc kesi kesk kesp kesr kess kicc kice kick kicp kicr kics kier kies kiic kiii kiik kiip kiis kikc kiki kikk kikr kip- kipe kipi kipp kipr kips kirc kiri kirk kirp kirr kirs kisc kise kisi kisk kisr kiss kkci kkck kkcr kkcs kkic kkik kkkk kkpc kkpk kkps kkrc kkre kkrk kkrr kkrs kkse kksi kksp kksr kkss kpcc kpcr kpcs kpek kper kpir kpke kpkk kpkr kppc kppk kppp kppr kprc kpre kpri kprk kprp kprr kprs kpsc kpsi kpsp krcc krce krci krcs krec kree krei krek kres krik kris krkc krke krki krkk krkr krks krpi krpr krps krrc krre krri krrk krrr krrs krsc krse krsk krsr krss ksce ksci ksck kscr kscs ksec ksee ksei ksek ksep kser ksii ksik ksip ksir ksis kske kskk kskr ksks kspc kspe kspi kspk kspr ksps ksrp ksrr ksrs ksse kssi kssr ksss pccc pcce pccs pcep pcer pcip pcks pcpp pcps pcrc pcre pcse pece peci peck pecr pecs peec peek peep peer pees peip peir peis peke peki pekk pepe pepi peps per- perc pere peri perk perp perr pers pese pesi pess picc pice pici pick picr pics piep pier pies piip pike piki pikk piks pipe pipi pipp pips pirc pire piri pirk pirr pirs pise pisi pisk piss pkcs ppcc ppci ppcs pper ppic ppie pppp ppps pprc ppss prcc prcp prcs pre- prec pree prek prep pres pri- prie prii pris prps prri prrs prsc prse prsi prss psci psec psei psip psis pspi pspp pspr psps psrk psrp pssc psse rccc rccs rcep rcic rcis rcpi rcps rcsc rcsi rcss recc rece reci reck recp recr recs reek reep rees reii reik reir reis reke reki reks repe repi repp repr reps rere reri rers rese resi resp ress ricc rice rick rics riek riep rier ries riis rike riki rikk ripe ripi ripp ripr rips rire riri rirs risc rise risi risk risp riss rkss rpcs rpii rpps rrrr rrsp rscc rscs rsee rsis rspk rsps rsre s-ic s-ii sccc scce sccp sccs scec scee scep scer sci- scic scie scip scir scis sck- scpe scpi scps scr- scrc scre scri scrs scsc scsi scsr se-c se-e se-i se-k se-s sec- secc sece seck secr secs seec seek seep seer sees seie seii seik seip seir seis seke seki sekk sepe sepi sepp sepr seps serc sere seri serk serp serr sers sesc sese sesi sess sicc sice sici sick sicp sics siec siek sier sies siik sike siki sikr siks sipc sipe sipi sipp sips sirc sire siri sirk sirp sirr sirs sisc sise sisi sisk siss skee skei skep sker skes skic skie skik skip skir skis skpc skss spcc spcs spec spee spek sper spes spic spie spik spip spir spis spke spkr spps spri sprs spse spsp spss srcc srec sres sris srpc srps srsp sscc ssce ssci sscp sscs ssec ssee ssep sses ssis sspc sspe ssps ssrc ssri ssrs sssc sssi ssss