As informações estão incompletas “Ethnologue: Languages of the World, 16th Edition (2009)” . M. Paul Lewis · SIL International
Em risco
20 percent certain, based on the evidence available
200
Speaker number data: (J. Edmondson 2002)
LUGARES
Vietnam;
DESCRIÇÃO DA LOCALIDADE
Central and northeast, near the China border, Cao Bàng, Lang Son, Hà Giang, Tuye Quang, Bác Thái, Quang Ninh, Hà Bac, Lam Dòng provinces. Some settled south in Tung Nghia and Song Mao. Possibly also in Laos.
As informações estão incompletas “World Oral Literature Project” .
Em risco
20 percent certain, based on the evidence available