bbbbbb bhikhi bhookh bhoomi bimkom biomom bo-hoo bobbio bokhoi bokkom bokomo bombom booboo boohoo bookii boom-o h-bomb hibhib hibiki himiko hohoho homoi- hoohoo ibibio iiooio ikoiko imbook khimki khommi kiboko kihihi kikiki kikkik kikoko kimiko kiokio koboko koimbi koimoi kokihi kokkoh kokomo kombii komboi komiko kookoo mbombo mihoko mikiki mikiko mikomi miombo mm-hmm mokihi momoko moomoo o-hook ohohoh omoio- oohooh oooooo