bbbb bbcm bbdd bbeb bbgm bbmg bcbc bcbg bccc bccm bcde bcec bcuc bdbc bddc bebb bebe becu bede bedu beeb beed beeg beem begg begu beme bemu bmce bmdb bubb bube bubu bucc buce bucu budb budd bude budg budu buem bueu buge bugg bum- bumb c-cd cbbc cbcc cbce cbcm cbcu cbdb cbdc cbec cbee cbgb cbme ccbc cccb cccc cccm cccu ccdc ccdm cced ccee ccgc ccmb ccmc ccmd ccmm ccuc cd-e cddb cdec cebu cec- cece cecm cedd cede cedu ceeb ceec ceem cege cemb ceme cemm cemu cgcc cgcg cged cgmc cmbc cmcc cmdb cmdg cmec cmmb cmmc cub- cubb cube cucc cuce cucm cude cued cum- cume dbcc dcbc dccb dccc dccu dcdb dcmu dddd ddub debe debu dec- decc decd dece dedd dede dedu deeb deed deeg deem dege degu dem- demb demd deme demu deue deum dgeg dgge dmcc dmcm dmdc dub- dubb dubc dube dubu duce dudd dude dudu dugu dumb dume dumm ebbc ebcc ebed ecbc ecbe eccb eccc ecce eccm ecdc eced ecem eddc edde eddm ede- edem edge edme educ eede eedu eeee egbe egbu egcc egcg egec egee egem eggb egge embd embe emcc emeu emme emmu eubc eucd eude eudm euge eumc gbde gbmc gc-c gcbc gccc gcmc gdcm gddb gebe gece gedd gede gedu geed gege gegg gem- gemm geue geum gggg gmme gubb gubu gude gudu gugb guge gugg gugu gumb gume gumm mbdb mbed mcbc mccc mccd mcdc mcdd mcde mced mcmc mcug mdcc mddm mdmc mdme mdud mebe mec- mecc mecd mece medb medd mede medu meed meem meg- mege megg megu memc meme memu meum mged mmcc mmcd mmcg mmcm mmdb mmdc mmmc mmmd mmmm mube muc- mucc muce mucu mudd mude mudu mued muee mugg mugu mume mumm mumu ubbe ubud ucbc ucdc ucdd ucmc udbc udem udgb udge udmc ugcc ugcg uguu umb- umbe umde umec ummg uuuu