bdoor bdort bo-bo bobr bodd- bodog bodor bogor bogot boord boort borbo bordo borgo boro- borod boroo borot borro botro brobo brodd brodo brood broto brrrr btr-d btr-t d-dot d-rod ddddd do-do dobro dodoo dodro dogbo doggo doodo dordt dorog dorot dotoo dotto drbob drobo drog- drogo drood droog drott go-go go-oo go-to gobbo gobot goddo godor godot gogro goobo goodg goodo goord gordo gorgo gorod gotoo gotor gotto grodd grodt grogg grood groot grott grrrr gtrot o-dog o-r-b obodo oboro ogogo ooooo orbot ordro orobo orodo orrgo ortoo ototo ro-ro robbo robo- robor robot robrt rodbo rodor roto- rotor rotot rotto t-dog tbtbt to-do to-go tobog tobor tobot todor toord torgo torob torog torro torto toto- totoo trood trott ttttt