cccc ccci ccee ccic ccii ccir ccrc ccre ccri ccrt cctc cctt cec- cece ceci cect ceec ceke cer- cerc cere ceri cert cet- cete ceti cicc cici cicr cict ciee cier ciii ciit cikr circ cire ciri cirk cirr cirt cite citi citt ckck cker ckrc crcc crce crcr cre- crec cree crei cret cric crie crik crit crkc crrt crtc ctec ctic ctrc eccc ecce ecci ecct ecit ecrc ecri ecrr ect- ectc eeee eeke eerc eetc eete eick eiec eiei eier eike eiki eire eitc eiti eitr ekek eker eket ekki ercc erce erec erei erer eret eric erie erik erit erke erki errc erre etcc etec etee eter etic etik etre ette etti iccc icci iccr icct icec icee icer icet icke icrc icre icrr icrt iecc ieet ieie iere ieri iett iiie iiii iiit iirc iitr iitt ikee iker ikki ikri ircc iree irer iri- iric irie irki irrc irre irri irte irti itec itek iter itet itic itie itri k-ci kccc kcci kcck kccr kcct kcec kcee kcei kcet kcic kcie kcii kcir kcit kckc kckk kckr kcrc kcri kcrr kcrt kctc kcte kcti keck kecr keek keer keet keii keik keir kekc keke keki ker- kerc kere keri kerk kerr kert ket- ketc kete keti ketk ketr kett kicc kice kick kicr kict kier kiic kiii kiik kiit kikc kiki kikk kikr kikt kirc kiri kirk kirr kirt kitc kite kiti kitr kitt kkci kkck kkcr kkct kkic kkik kkit kkkk kkrc kkre kkrk kkrr kkrt kktc kktk krcc krce krci krec kree krei krek kret krik krit krkc krke krki krkk krkr krrc krre krri krrk krrr krrt krtc krti krtk krtr ktcc ktce ktck ktcr ktec ktee ktek ktic ktie ktik ktkc ktke ktkk ktkr ktkt ktrc ktre ktri ktrk ktrr ktrt kttc ktti kttk kttr kttt rccc rcet rcic rctc rcti recc rece reci reck recr rect reek reet reii reik reir reit reke reki rekt rere reri rert rete reti retr rett ricc rice rick rict riek rier riet rike riki rikk rire riri rite riti ritt rrrr rtcc rtce rtee rtei tccc tctc teck tecr tect teec teek teer teet teic teie teir teke ter- terc tere teri terk terr tete teti tetr tett ticc tice tick tie- tiee tiei tier tiet tiit tike tiki tire tiri tirr titc tite titi titt trcc tre- trec tree trei trek tret tri- tric trie trik trit trtc trte trtr tter tttt