c-cd cccc cccl ccdc ccdr cced ccee ccel cclc ccrc ccre ccrl ccrt cctc cctl cctt cd-e cd-r cddl cddr cdec cder cdre cec- cece cect cedd cede cedt ceec ceel cel- celc cele cell celt cer- cerc cerd cere cerl cert cet- cete clcd cldc cldr clec cled clee cler clet clrd cltc crcc crce crcr crdc cre- crec cred cree cret crrt crtc crtl ctec ctle ctrc ctrl dccc dccl dcct dctc dddd ddlc ddrc ddre dec- decc decd dece decl dect dedd dede deed deel deer deet deld dele dell delt der- derc dere derr dete detr dred dree drel dret dtcc dted dtle dtrl e-cl eccc ecce eccl ecct ecdc ecdl eced eclt ecrc ecrl ecrr ect- ectc eddc edde ede- edel eder edle eede eeee eele eerc eetc eete elce elde eldr elec eled elee eler elet elle elte ercc erce erde erec ered erel erer eret erld erle erll errc erre ertl etcc etec etee etel eter etre ette lccc lcce lcdd lcdr lcer lcrd lcrl lctl lece lect lede ledt leed leel leer leet lele lell lerc lerd lere lert lete lett llcc lldc llet lllc llll lrdd lrrc lrrr ltcc ltee lttc lttr rccc rcdc rcde rcet rcle rcrd rctc rder recc recd rece recr rect redc redd rede redl redr reed reel reet reld rele rell relt rerd rere rert retd rete retr rett rldt rlee rred rrle rrrr rtcc rtce rtdt rtee rtle rtlt tccc tcdd tctc tecl tecr tect tedd tede teec teed teel teer teet tel- telc teld tele tell telt ter- terc tere terr tete tetr tett tldr trcc trcl tre- trec tred tree tret trtc trte trtr tter tttt