bbbbbb blubbo blublu bo-hoo bolbol bolobo bololo bonbon bondon bonobo booboo boohoo boondh boubou boudon boudou bould- boulon boulou bounou bububu buholo bulbo- bulbul buldoo bulhon bullon bullou bulolo bundoo bunol dholuo dhundh do-hun doblon dododo dollon dololo dolool dondon donlon doudou doulou dubdub duddon duldul dululu dundun dunoon duolun hludno hoblob hobnob hobnol hodoul hohloh hohoho holdon holhol holloo holnon hoodoo hoohoo hubbub hubdub huboon hububb huddon hudood huh-uh hulloo huluhu hundon hundun lobolo loddon lolobo london lonnol looloo loudon loudun loulon loulou lubbon lubdub lunlun nnundu nobold nobull non-no nonodd nonold nonono nonoon noonoo nounou nuh-uh null-o obolno obolon obudno ohlund ohnono ohohoh onhold onhulu onhuno oohooh oooooo ouolon uboldo ubundu udullu uh-huh unbold undull unh-uh unhold unholl unhood unhool unhull unhunh unlull