c-cd cccc ccci ccdc ccdi ccdr cced ccee ccic ccid ccii ccir ccrc ccre ccri ccrt cctc cctt cd-e cd-r cddr cdec cder cdic cdii cdre cec- cece ceci cect cedd cede cedi cedt ceec cer- cerc cerd cere ceri cert cet- cete ceti cicc cici cicr cict cidc cide cidi cidr cidt ciee cier ciid ciii ciit circ cire ciri cirr cirt cite citi citt crcc crce crcr crdc cre- crec cred cree crei cret cric crie crit crrt crtc ctec ctic ctrc dccc dcci dcct dcii dctc dddd ddie ddrc ddre dec- decc decd dece deci dect dedd dede dedi deed deer deet deid deie deir deit der- derc dere deri derr dete detr dice dici dict dide didi died dier diet diii dird dire dirr dirt dite diti ditt dred dree drei dret dric drie drit dtcc dted eccc ecce ecci ecct ecdc eced ecit ecrc ecri ecrr ect- ectc eddc edde eddi ede- edei eder edie edit eede eeee eerc eetc eete eid- eide eidi eidr eiec eied eiei eier eird eire eitc eiti eitr ercc erce erde erdi erec ered erei erer eret eric erie erit errc erre etcc etec etee eter etic etre ette etti iccc icci iccr icct icdc icdd icde icec iced icee icer icet icrc icre icrr icrt idce idcr idec ided idee ider idic idid idie idir idrc idre iecc iedr ieet ieie iere ieri iett iicd iide iied iiie iiii iiit iirc iitr iitt ircc ircd irdc ired iree irer iri- iric irid irie irrc irre irri irte irti itec iter itet itic itie itri rccc rcdc rcde rcet rcic rcid rcrd rctc rcti rder recc recd rece reci recr rect redc redd rede redi redr reed reet reid reii reir reit rerd rere reri rert retd rete reti retr rett ricc rice rict ridc ridd ride ridi ried rier riet rire riri rite riti ritt rred rrrr rtcc rtce rtdt rtee rtei tccc tcdd tctc tdri tecr tect tedd tede tedi teec teed teer teet teic teie teir ter- terc tere teri terr tete teti tetr tett ticc tice tidc tidd tide tie- tied tiee tiei tier tiet tiit tird tire tiri tirr titc tite titi titt trcc tre- trec tred tree trei tret tri- tric trie trit trtc trte trtr tter tttt