Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.

Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.

Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.

Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.

Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.

Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.

Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.

Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.

Oʼdu, or Iduh, is a Mon–Khmer language of Vietnam and Laos. Once spoken by about 300 people in Tương Dương district, Nghệ An province, Vietnam, it is now considered to be almost extinct.