c-cd cccc cccf cccu ccdc ccdf ccdr cced ccee ccfc ccfd ccff ccrc ccre ccrf ccrt cctc cctt ccuc ccut cd-e cd-r cddr cdec cdef cder cdfe cdre cec- cece cect cedd cede cedt cedu ceec cef- cefc cer- cerc cerd cere cerf cert cet- cete cfcf cffr cfre cfrt cftc cfte cftr crcc crce crcr crdc cre- crec cred cree cret creu crfc crrt crtc crtf crud crue crut ctcf ctec ctfc ctrc cucc cuce cude cued cuer cufc cuff curd cure curf curr curt cut- cutc cute cutt dccc dcct dccu dcfc dctc dddd ddrc ddre dec- decc decd dece dect dedd dede dedu deed deef deer deet defe deff deft der- derc dere derf derr dete detr deue deur deut dfcc dfcu dfdt dfer dfrf dftr dred dree dref dret drfc drue drut druu dtcc dted dtfc duce duct dudd dude dudu duer duet dufc duff dufu dure durt duru dute duur duut eccc ecce ecct ecdc ecdf eced ecef ecfc ecfr ecrc ecrf ecrr ecru ect- ectc ectf eddc edde ede- eder edfu edru educ edur eede eedu eeee eefe eerc eetc eete eetu efet eft- eftu ercc erce erde erdf erec ered erer eret erfc erft errc erre ertu eruc erur etcc etec etee eter etfc etfe etre ette ettu eucd eude euer eufc eur- eurc eure eurt fccf fdtc fece fect fede feed feer feet fefc fefe feff ferc ferd fere ferr fert feru fete fetr fett fetu feud ffcc ffee ffff ffrr fftf frcc fred free fret frfc frue ft-c ftcd fter ftfc ftuc fuc- fuct fudd fude fuet fufc fuff fufu fur- fure furr furt fute futu rccc rcdc rcde rcet rcfc rcrd rctc rder recc recd rece recr rect recu redc redd rede redr redu reed reef reet refd refe reff refr reft refu rerd rere rert reru retd rete retr rett reue reuf reut reuu rfef rffc rftc rred rrfc rrrr rtcc rtce rtdt rtee rtfc ruce ruct rudd rude rued ruer ruet rufc rufe ruff ruft rurc rurd rure ruru rute rutt rutu ruud tccc tccu tcdd tcfc tctc tdff tecr tect tedd tede teec teed teef teer teet tefc teff teft ter- terc tere terf terr teru tete tetr tett tetu teut tfcu tfdc tfec tftc trcc tre- trec tred tree tref tret treu trfc trfd trfr trtc trte trtr truc trud true trut truu tter ttfc ttff tttt tucc tude tudu tuer tuet tufc tufe tuff tuft tufu turc turd ture turf turr turt turu tute tutt tutu ucdc ucdd ucrc ucut uder udet ufcu ufer uffe urde urdu ure- ured uret urfe urff urft urre urte urur urut utec uter uttu uutf uuuu