cccc cccm cccu cckm ccmc ccmm ccoc ccom ccrc ccuc ckck ckcm ckco ckmo ckoc ckom ckoo ckor ckrc ckrm cmcc cmmc cmoc cmrr cock coco cocu cok- coko com- comc comm como comr comu cook coom cor- corc cork corm coro corr couk cour crcc crcr crkc crmo croc crok crom croo cror cruk crum cucc cuck cucm cuk- cum- curo curr kccc kcck kccr kccu kckc kckk kckm kcko kckr kcmc kcmk kcmm kcmo kcmr kcom kcor kcou kcrc kcro kcrr kcru kcuk kkck kkcm kkco kkcr kkkk kkmc kkmk kkmo kkmr kkoo kkor kkrc kkrk kkro kkrr kkuu kmcc kmcm kmco kmcr kmcu kmkk kmko kmmk kmmm kmmo kmmr kmoc kmok kmom kmor kmou kmrc kmro kmrr kmuc kmur kock kocm kokc kokk koko kokr koku komc komo komr kooc kook kooo koor koou korc kork koro korr koru koum kour kouu krcc krcm krco krcu krkc krkk krko krkr krku krmc krmo krmr kroc krok krom kroo kror krrc krrk krrm krro krrr kruc kruk krum krur kucc kuco kucr kukk kuku kumm kumo kumr kumu kuok kuoo kurk kurm kuro kurr kuru kuuk kuur kuuu mccc mckk mcmc mcrc mmcc mmcm mmmc mmmm mmor mmrc mock moco moko momo momu mooc mook moor mork moro moru mouk mour mr-c mrcc mrkr mrmc mrrc mruk muc- mucc muck mucu muko mumm mumo mumu murc murk muro murr muru occc ocom ocro ocrr ocum ocur okcu okko okmo okok okom okor okro okur omo- omoo omor omro omuo oocr ooku oooo orco orko ormo oro- orok orom oror orro orum oucc our- ouro ouu- rccc rocc rock roco rokk roko rokr roku romk romm romo rook room roor rorc rork roro roru rouk roum rrkm rrmc rrrr rrum ruck rukk ruku rumm rumo ruok rurc ruro ruru ucmc ucom ucrc ukcc ukko ukok ukrc ukum ukur ummo umok umor uocc uomo uor- uro- urok urom uroo uruk urum urur uuoc uuuu