cccc ccci cccp ccee ccic ccii ccip ccir ccpe ccpp ccpr ccrc ccre ccri ccrp ccrt cctc cctt cec- cece ceci cecp cect ceec ceip ceke cepc cepe cepp cepr cept cer- cerc cere ceri cerp cert cet- cete ceti cetp cicc cici cicr cict ciee cier ciii ciit cikr cipp circ cire ciri cirk cirr cirt cite citi citp citt ckck cker ckpc ckpr ckrc cpce cpep cper cpic cpre cpri cprt cptp cptr crcc crce crcr cre- crec cree crei crep cret cric crie crik crip crit crkc crkp crpc crrt crtc crtp ctcp ctec ctep ctic ctpp ctrc ctrp eccc ecce ecci ecct ecip ecit ecpp ecrc ecri ecrr ect- ectc eeee eeke eerc eetc eete eick eiec eiei eier eike eiki eipr eire eitc eiti eitr ekek eker eket ekki ekpe epcc epci epec epee eper epi- epic epie epik epip epit eppc eppp eprp epte ercc erce ercp erec erei erer eret eric erie erik erit erke erki erpe errc erre etcc etec etee eter etic etik etre ette etti iccc icci iccp iccr icct icec icee icer icet icke icpc icrc icre icrr icrt ictp iecc ieet ieie iere ieri iett iiie iiii iiit iirc iitr iitt ikee iker ikki ikri ipcc ipce ipct ipec ipek iper ipet ipie ippc ippr ipri iptc ircc iree irer iri- iric irie irip irki irpc irpe irrc irre irri irte irti irtp itec itek itep iter itet itic itie itpc itri k-ci kccc kcci kcck kccr kcct kcec kcee kcei kcep kcet kcic kcie kcii kcir kcit kckc kckk kckr kcpc kcpi kcpr kcpt kcrc kcri kcrp kcrr kcrt kctc kcte kcti keck kecr keek keep keer keet keii keik keir kekc keke keki kep- kepc kepe kepi kept ker- kerc kere keri kerk kerp kerr kert ket- ketc kete keti ketk ketp ketr kett kicc kice kick kicp kicr kict kier kiic kiii kiik kiip kiit kikc kiki kikk kikr kikt kip- kipe kipi kipp kipr kipt kirc kiri kirk kirp kirr kirt kitc kite kiti kitr kitt kkci kkck kkcr kkct kkic kkik kkit kkkk kkpc kkpk kkpt kkrc kkre kkrk kkrr kkrt kktc kktk kpcc kpcr kpek kper kpet kpir kpit kpke kpkk kpkr kppc kppk kppp kppr kprc kpre kpri kprk kprp kprr kprt kpte kptr kptt krcc krce krci krec kree krei krek kret krik krit krkc krke krki krkk krkr krpi krpr krpt krrc krre krri krrk krrr krrt krtc krti krtk krtr ktcc ktce ktck ktcr ktec ktee ktek ktep ktic ktie ktik ktip ktkc ktke ktkk ktkr ktkt ktpi ktpk ktpr ktpt ktrc ktre ktri ktrk ktrp ktrr ktrt kttc ktti kttk kttp kttr kttt pccc pcce pcep pcer pcip pcpp pcrc pcre pcte pece peci peck pecr pect peec peek peep peer peet peip peir peit peke peki pekk pepe pepi per- perc pere peri perk perp perr pert pete peti petr pett picc pice pici pick picr pict piep pier piet piip pike piki pikk pikt pipe pipi pipp pirc pire piri pirk pirr pite piti pitr pitt ppcc ppci pper ppic ppie pppp pprc pptt prcc prcp pre- prec pree prek prep pret pri- prie prii prri prtc prti prtp prtr ptcc pter pttc pttk rccc rcep rcet rcic rcpi rcpt rctc rcti recc rece reci reck recp recr rect reek reep reet reii reik reir reit reke reki rekt repe repi repp repr rept rere reri rert rete reti retr rett ricc rice rick rict riek riep rier riet rike riki rikk ripe ripi ripp ripr ript rire riri rite riti ritt rpet rpii rrrr rtcc rtce rtee rtei rttp tccc tcep tctc teck tecr tect teec teek teer teet teic teie teip teir teke tepe tepi tepp ter- terc tere teri terk terp terr tete teti tetr tett ticc tice tick tie- tiee tiei tiep tier tiet tiit tike tiki tip- tipc tipe tipi tipp tipt tire tiri tirr titc tite titi titp titt tkip tpck tpcp tper tpir tpke tppp tppr tpte tptp tptr trcc tre- trec tree trei trek tret tri- tric trie trik trip trit trpc trpe trpp trtc trte trtr ttcp tter tttt