bbbb bbdd bbdo bboy bbrc bbyo bcbc bccc bcor bd-r bdbc bddc bdry bobb bobo boby boco bodb bodo body boob booc bood boor bor- bord boro borr bory boyd boyo brcb brdo brdy brob broc brod broo bror brrr bry- bryd bryo byob byoc byod byrd byyd c-bo c-cd cbbc cbcc cbcr cbdb cbdc cbdo cbrd cbry ccbc cccb cccc ccdc ccdr ccob ccoc ccod ccrc cd-r cddb cddr cobb cobo coby coco codd cody coob cood cor- corb corc cord coro corr cory coyo coyr crbc crcc crcr crdc crob croc crod croo cror croy cry- cryb cryo cybb cybc cybo cyc- cycb cycc cyy- cyyc d-bo dbcc dboy dc-y dcbc dccb dccc dcdb dddd ddoc ddrc ddry dobb doby doco dod- dodd dodo dody doob dood door dorc dord doro dorr dory doyo drbc drob drod droy dry- dycd dydd dyo- dyoo dyor dyr- dyrb dyrc dyro dyyr obbo obby obor oboy obro ocbc occc ocro ocrr odbo oddd oddy odoo odor odry odyr ooby oocr oooo oord oory orbb orbo orby orco ordo oro- oror oroy orro orry rbbb rbbr rcbc rcbo rccb rccc rcdc rcrd rcyc rdoc rob- robb robo roby rocc roco rodd rodo rody roob rood roor rorc roro rory royd rrrr rydy ryob ybor ybry yccc yobo yodo yood yord yoro yory yoyo yyyy