bbbbbbbb bo-bo-bo bookroom boomboom boomburb boot-cut borututu boumourt brocourt broubrou brucourt buckbuck buruburu burukutu butt-cut co-occur cocoroco comb-cut comb-out combrook cook-out cookbook cookroom corocoro coromoro coromoto crummock cucurucu curucucu kobukuro kokborok kom-ombo kucum kukukuku kukuruku kuruburu kurukuru kurumbur mbumburu mocomoco mokuroku moorcock morcourt morocock morotoco morrocco mrroboto muckrock murumuru ockbrook oromocto out-book outcourt roboturb roboturk roccombo rokkurro roto-tom roucourt rubrouck rukumkot tocororo tokotoko tom-trot tomocomo toottoot torbrook torotoro tourbook tourtour tuck-out tucotuco tucutucu tukutuku turkbuku turturro ubbubboo