bbbbbbb bogogno bogroll bok-bok bokonon bokungo bollong bolugur bon-bon bongbon bongolo boo-boo boobook bornuur borobul boronuk bouglon bougnon bougoun boukoul boulbon boungou bourbon bourgol bourgon bourgou bourlon bourrou brognon brokour bukungu bullrun bulungo bulungu bungoro bungulu bunroku burgoon burunlu gbogolo gbulung golobok golongu goo-goo goooooo gorgulu gorouol grolloo gru-gru guk-guk gulgong gungrog gunloon gurgull gurukul kobroor kokonor kokorou kokubun kolbung kolluru kolobok kolokol kolongo kongbul kongolo konongo konuklu konullu koonung koorong kor-kor korborn korkoro koroglu kouloun koungou kourgou krubong kullung kulullu kunlong kunukku kuokunu kur-kol kurnool log-log logbook logroll logrono lonborg longkou longnor longrun loonloo looroll lorgnon lourgou lukongo lukunor lungoor lungung luolong ngoubou ngukurr nonblog nonbook nonburn nongong nonlung nonnull nonongo norrbro nuk-luk nukuoro ogogoro on-long orgburo orgonon oroboro orokolo oronogo oronoko rbubnon roll-on rollkur rongbuk rongong rubbour rugburn runbook runlong ububboo