bbbbbb bo-hoo bobbos bohush bombom bombus bomohs booboo boohoo boom-o bosoms bososo bossom bossou boubou bousso boussu bousum bububu buhsum bumboo bussh- bussho bussum h-bomb hbombs ho-hum hohoho hohums hommos hommus hoohoo houmus housos hubbub hububb huh-uh humhub humhum hummum hummus humous hushom mbombo mbomou mm-hmm mohuhu moomoo mooshu mososo mossoo mousum muhuhu mushom musmus mussum muumuu obosom ohhush ohohoh oohooh oooooo osmous osommo ossous ououso shboom shmoos shoosh shshsh smoosh sobos sohouo soosoo sousou summum sumoom susumu ubombo ubussu uh-huh uhhuhs um-hum umbuss usbhub