bibbo bibio bibri big-i bigig bigmo bigoo bimbo birgi birmi bmiii bo-bo bobbi bobr bobri bogor boiro bombo boomb borbo borgo borim borio bormo boro- borom boroo borro brigg brigi brimm brimo brmmm brobo brom- bromo broom brrrr ggobi gibbi gibi- gimbi gimri giomo gmiri go-go go-oo gobbi gobbo gobig gobio gobir gogoi gogro goibo goiim gombi gombo gomor goobi goobo gorgo gorir gormi grigg grimm grogg gromo groom grrrr i-m-r ibibo ibogo iggri igigi igrim iiiii imbog iommi ioooi ioooo iorio irimi irobo irori mbgbi mbiri mbogo mbori mboro mgori mi-go mi-mi mibor mimbo mimio mimir mimmi mimo- mirim mirri mmiii mmmmm mobor mobro mogbi mogi- mogoi mogri mombi mombo momig momir momoi moogo moooi moori mooro morbi morbo morgi morib morio mormo moroi moror morro mrbig mrmom mrorr o-r-b obimo oboro obrom ogiri ogogo omoro ooioo ooooo orbom oribi origi origo orobo oromo orrgo ribbi ribo- rig-i rigio rigmo rigor rimbo rimmi ro-ro robbi robbo robo- robor rogoi romig