b-zero bbbbbb beebee beerze beezer behror berbee berbeo berber berere berour berrer berube beurre bo-hoo bobber boeber boerre bohero boober booboo booher boohoe boohoo booue boozer borbor borore bororo borzeh boubou boueer bouree bourou bourre bozhou breere breeze breuer brouze brubru bruree brzoze brzuze bubber bububu buhrer burbur burhou burree burrer buzzer eburru eebree eez-eh erbree errour eururo h-hour hebbur heebee heehee hehehe hehheh herber herbor herebo herero herher heroor hezhou hezreh hezrou hobber hoebee hohoho hoohoo hooroo hoouer horezu hororo horror horzu houzhu hubber hubbub hububb hueber huh-uh hurrer hurroo huzhou huzoor ohohoh oohooh oooooo orrho- orrour ouerre ozzero rebore rebour rebozo rehber reheur rerobe reuere reuour robber robeez roozer rouzer rozzer rubbee rubber rubro- ruhroh ruzhou ubrzez uh-huh urhobo urouer uroure zberoz zeebee zehrer zezere zohour zohreh zoozoo zorzor zouzou