c-cd cccc cccm ccdc ccdm ccdr cced ccee ccmc ccmd ccmm ccrc ccre cd-e cd-r cddr cdec cder cdre cec- cece cecm cedd cede ceec ceem ceme cemm cemr cer- cerc cerd cere cmcc cmdr cmec cmmc cmrr crcc crce crcr crdc cre- crec cred cree crem dccc dddd ddrc ddre dec- decc decd dece dedd dede deed deem deer dem- demd deme der- derc dere derm derr dmcc dmcm dmdc dmrc dred dree drem eccc ecce eccm ecdc eced ecem ecrc ecrm ecrr eddc edde eddm ede- edem eder edme edrm eede eeee eerc emcc emer emme emre ercc erce erde erec ered erem erer ermc erme errc erre mccc mccd mcdc mcdd mcde mced mcmc mcrc mcrd mdcc mddm mdmc mdme mdrc mec- mecc mecd mece mecr medd mede meed meem meer memc meme memr mer- merc merd mere merm mmcc mmcd mmcm mmdc mmmc mmmd mmmm mmrc mr-c mrcc mrce mrdd mred mree mrmc mrmd mrrc rccc rcdc rcde rcrd rdcm rder recc recd rece recm recr redc redd rede redr reed reem reme rerd rere rred rrmc rrrr