cccc cccm cckm ccmc ccmm ccoc ccom ccrc ckck ckcm ckco ckmo ckoc ckom ckoo ckor ckrc ckrm cmcc cmmc cmoc cmrr cock coco cok- coko com- comc comm como comr cook coom cor- corc cork corm coro corr crcc crcr crkc crmo croc crok crom croo cror kccc kcck kccr kckc kckk kckm kcko kckr kcmc kcmk kcmm kcmo kcmr kcom kcor kcrc kcro kcrr kkck kkcm kkco kkcr kkkk kkmc kkmk kkmo kkmr kkoo kkor kkrc kkrk kkro kkrr kmcc kmcm kmco kmcr kmkk kmko kmmk kmmm kmmo kmmr kmoc kmok kmom kmor kmrc kmro kmrr kock kocm kokc kokk koko kokr komc komo komr kooc kook kooo koor korc kork koro korr krcc krcm krco krkc krkk krko krkr krmc krmo krmr kroc krok krom kroo kror krrc krrk krrm krro krrr mccc mckk mcmc mcrc mmcc mmcm mmmc mmmm mmor mmrc mock moco moko momo mooc mook moor mork moro mr-c mrcc mrkr mrmc mrrc occc ocom ocro ocrr okko okmo okok okom okor okro omo- omoo omor omro oocr oooo orco orko ormo oro- orok orom oror orro rccc rocc rock roco rokk roko rokr romk romm romo rook room roor rorc rork roro rrkm rrmc rrrr