bbbbbbbb bo-bo-bo bobonong bog-trot bogogobo bongbong bonobono borbogou borututu broubrou bunurong burn-out buruburu go-no-go gobotron gogogogo gogounou gontougo goobuntu goontour gourongo groogroo grubroot grunburg gutturo- ngunguru nonboron nononono nontutor notturno nrutturn nurburg onbutton out-burn out-turn robotron roboturb root-run runouton toottoot torotoro tougtout tourtour trougout tunnoton turn-out turnonto turturro ubbubboo unbutton unguturu