bbbbbb blubbo blublu bo-hoo boddom bolbol bolobo bololo bombom booboo boohoo boom-o boubou boudou bould- boulou bububu buholo bulbo- bulbul buldoo bullou bulolo bumboo dholuo dododo dololo dolool domdom doudou doulou dubdub duldul dululu dumdum h-bomb ho-hum hoblob hoddom hodoul hohloh hohoho holhol holloo hollum holmul hoodoo hoohoo hubbub hubdub hububb hudood huh-uh hulloo huluhu humbul humhub humhum hummum l-bomb lobolo lollum lolobo lomlom looloo loulou lubdub luboml ludlum lumbo- mbombo mbomou mm-hmm moddom moddum modolo modull modulo moholl moholm mohuhu moldo- mollom molodo moobol moomoo mouddo mudhol mudomo muhuhu mullum mulmul muumuu ohohoh olodum oohooh oooooo uboldo ubombo udullu uh-huh um-hum umudlu