bbbbbbbb bo-bo-bo bobonong boconnoc bogogobo bongbong bonobono bookboon borbogou brookgpu broubrou buckbuck bunkobon bunurong buruburu burunucu cn-group co-occur coboconk cockburn coconuco cocoroco cookbook corn-cob cornugon corocoro cucurucu curucucu cururupu go-no-go gogogogo gogounou goonrock gourongo groogroo grunburg knock-on knock-up knorcock kobukuro kokborok koprucuk korongou kronborg kronburg kroncong kukukuku kukuruku kuruburu kurukuru kurupung ngunguru no-knock nocoroco nokonoko nonboron nongroup nononono norbrook nukunonu nurburg ockbrook onogboko orkounou oronooko oroonoko oropogon pokkunnu poorpoor pop-corn popgroup poroporo pourpour procuror proorcon pungkung punkrock purbrook rockburn rokkurro rubrouck ubbubboo