bbbb bblb bboy bbyo blno blob blon bloo blou bloy blub bly- blyn bobb bobo bobu boby boll boln bolo bolu boly bonn bono bonu bony boob bool boon boul boun bouy boyl boyn boyo bubb bubo bubu bulb bull bulu bunb bunn buno bunu buol buon buoy buyl buyo buyu byno byob byol byon byul byun llll lloo llyn lob- lobb lobo loby loll lolo loly lono loob lool loon loul loun louu loyn luby lull lulu lunn luno luny lyly lynn lyo- lyon lyun lyyn nbbo nboy nnnn nobo nobu noll nolo non- nonn nono nonu noo- noob nool noon nooo noul noun noyl noyo nubl nuby null nunn nuno nuny nuon nyll nyny nyon nyul obbo obby oblu obol obon oboy olbo olby ollo olly olon onby only onno onon onoy ooby oolo oooo oulu oun- ouu- oyly oyon oyou oyun ubbo ublo ubly ubon ullo ully ulno ulo- ulul unno unon uulu uuno uuuu uuyn ybnl ynol ynon ynou yobo yoll yolo yoly yono yool yoon youb youl yoyn yoyo yubu yulo yulu yuny yuon yuyu yyyy