bbbb bbcm bcbc bccc bccm bcuc bmoc bobb bobo bobu bocm boco bocu bomb bomu boob booc boom boum bubb bubo bubu bucc buco bucu bum- bumb c-bo cbbc cbcc cbcm cbcu ccbc cccb cccc cccm cccu ccmb ccmc ccmm ccob ccoc ccom ccuc cmbc cmcc cmmb cmmc cmoc cobb cobo cobu coco cocu com- comb comc comm como comu coob coom coub cub- cubb cucc cucm cum- mbou mcbc mccc mcmc mmcc mmcm mmmc mmmm mobb mobo moco momo momu moob mooc mubo muc- mucc mucu mumm mumo mumu obbo ocbc occc ocom ocum ombo ombu omo- omoo omuo oooo oucc ouu- ubbo uboc ucbc ucmc ucom umb- umbo ummo uocc uomo uuoc uuuu