Kobiana
[别称 Cobiana, Uboi, Buy]语系:Niger-Congo
·濒危
语系:Niger-Congo
·濒危
信息不完整 “Africa” ( ch. 7) . Gerrit J. Dimmendaal and F. K. Erhard Voeltz (2007) , Christopher Moseley · Routledge
Mandyak
"Speakers are bilingual in Mandyak, which appears to have become the dominant first language of the group."