Chad

Bourma, Tandjile → Bourmanga, Kanem → Bourmataguil, Salamat → Bourmaye, Tandjile → Bournak, Kanem → Bourndéen, Moyen-Chari → Bourni, Hadjer-Lamis → Bourni, Kanem → Bourning, Wadi Fira → Bournoul, Mayo-Kebbi Est → Bouro, Tibesti → Bourom, Lac → Bourou II, Logone Occidental → Bourou, Chari-Baguirmi → Bourou, Logone Occidental → Bourou, Mandoul → Bouroua, Kanem → Bouroubé, Moyen-Chari → Bouroudou, Kanem → Bouroukou, Sila →