bbbb bbcm bblb bboy bbyo bcbc bccc bccl bccm bcuc blcu blob bloc blom bloo blou bloy blub blum bly- blym bmoc bobb bobo bobu boby bocm boco bocu boll bolm bolo bolu boly bomb bomu bomy boob booc bool boom boul boum bouy boyl boyo bubb bubo bubu bucc buco bucu bulb bull bulu bum- bumb buol buoy buyl buyo buyu byob byoc byol byul c-bo cbbc cbcc cbcl cbcm cbcu cblb cblc cbol ccbc cccb cccc cccl cccm cccu cclc cclm ccmb ccmc ccmm ccob ccoc ccom ccuc clob clom cloo clou cloy club clum cly- clym cmbc cmcc cmll cmmb cmmc cmml cmoc cmoy cobb cobo cobu coby coco cocu col- colb coll colm colo colu coly com- comb comc coml comm como comu coob cool coom coub coul couy coyl coyo cub- cubb cuby cucc cucm culb culc cull culm culo cum- cuy- cuyl cuyo cybb cybc cybo cyc- cycb cycc cycl cyl- cylc cyll cym- cymo cyul cyy- cyyc lbcc lbmc lcbc lccc lccm llcc lllc llll lloc lloo lmbo lmcc lob- lobb lobo loby locc loco locu loll lolo loly lomb lomm lomo lomu lomy loob looc lool loom loul loum louu luby lucy lull lulu lumb lumc lumo lyc- lyco lyly lymb lymm lyo- mbou mcbc mccc mccl mcmc mcml mlcc mlym mmcc mmcl mmcm mmmc mmmm mmyy mobb mobo moby mocl moco moll molo moly momo momu momy moob mooc mool moul mouy moyl moyo moyu mubo muc- mucc mucu mull mulm mulo mulu muly mumm mumo mumu mumy mybb myc- myco myl- myll mylo mymy myo- myob obbo obby oblu obol oboy ocbc occc oclc ocml ocom ocul ocum olbo olby olcc ollo olly olmo olom ombo ombu omo- omoo omul omuo ooby oolo oooo oucc oulu ouu- oyly oyou ubbo ublo ubly uboc ucbc ucmc ucom ulbc ulcc ulco ullo ully ulmo ulmu ulo- uloc ulul ulum umb- umbo ummo umol uocc uolc uoml uomo uulu uuoc uuuu yccc yobo yoll yolo yoly yomo yool youb youl yoyo yubu yulo yulu yuyu yyyy