c-cd cccc ccdc ccdr cced ccee ccoc ccod ccrc ccre cd-e cd-r cddr cdec cder cdre cec- cece ceco cedd cede cedo cedy ceec ceor cer- cerc cerd cere cero cery coce coco codd code cody coed cood cor- corc cord core coro corr cory coyo coyr crcc crce crcr crdc cre- crec cred cree creo croc crod croe croo cror croy cry- cryo cyc- cycc cyre cyy- cyyc dc-y dccc dddd ddoc ddrc ddre ddry dec- decc decd dece deco dedd dede dedo deed deer deor der- derc dere dero derr dery deye deyo deyr doce doco dod- dodd dode dodo dody doer dood door dorc dord dore doro dorr dory doye doyo dred dree drey drod droy dry- drye dycd dyce dydd dyde dyed dyer dyey dyo- dyoo dyor dyr- dyrc dyre dyro dyyr eccc ecce ecco ecdc eced eco- ecod ecrc ecrr ecyd eddc edde eddo eddy ede- eder edoc edod eede eeee eeoc eerc eero eery eocd eode eore ercc erce erde erec ered erer eroc erod eroe eroo errc erre erro eryc erye eyec eyed eyer eyey eyre eyry eyyr o-eo occc oce oced ocee ocre ocro ocrr oddd oddy oded odeo oder odoo odor odry odyr oec- oecc oedo oeec oere oeye oeyo oocr ooer oooo oord oore oory orce orco orde ordo ore- orec ored oreo orer orey oro- oroe oror oroy orro orry oyce oyee oyer oyre rccc rcdc rcde rcrd rcyc rder rdoc recc recd rece recr recy redc redd rede redo redr redy reed reod rerd rere rero rery reyd reye rocc roce roco rodd rode rodo rody roed roer roey rood roor rorc rore roro rory royd roye rred rrrr ryde rydy yccc ycee ydee ydre yedd yede yedo yeed yeer yerd yere yero yerr yery yeye yeyo yeyr yode yodo yood yord yore yoro yory yoye yoyo yyyy