bbbbbbb bok-bok bokonon bommuru bon-bon bonorum boo-boo boobook bornuur boronuk bourbon bourrou brokour bunomon bunroku kobroor kokonor kokorou kokubun kokumbo kommuru komorno kookoom kor-kor korborn korkoro kum-boo kum-kum kunukku kuokunu kurumbu mbokomu monbrun monokub monuron moo-moo morokro morrum moumoon moumour mourron mukurob munnuru murukku muu-muu nomborn nonbook nonboom nonburn norm-uk norrbro nukuoro num-num oroboro oronoko oubombo rbubnon rubbour rumbon rumburk runbook ububboo