cccc cccm ccmc ccmm ccoc ccom ccrc cmcc cmmc cmoc cmoy cmrr coco com- comc comm como comr coom cor- corc corm coro corr cory coyo coyr crcc crcr crmo croc crom croo cror croy cry- crym cryo cyc- cycc cym- cymo cyy- cyyc mccc mcmc mcrc mmcc mmcm mmmc mmmm mmor mmrc mmyy moco momo momy mooc moor moro mory moyo mr-c mrcc mrmc mrrc myc- myco mymy myo- myro myrr myry occc ocom ocro ocrr omo- omoo omor omro oocr oooo oory orco ormo ormy oro- orom oror oroy orro orry rccc rcyc rocc roco romm romo romy room roor rorc roro rory rrmc rrrr yccc yomo yoro yory yoyo yyyy