43 languages in Vietnam Arem [aka A-Rem, Chomrau, Chombrau] Bih Bulo Stieng [aka Stieng, Xtieng, Xa-Dieng] Central Mnong [aka Pnong, Mnong, Central, Phong] Chatong Chrau [aka Jro, Ro, Tamun] Chru [aka Churu, Choru, Chu Ru] Côông [aka "Xa Coong", "Xa Xam", Khoong] Eastern Bru [aka Bru (Eastern), Bru, Brou] Eastern Cham [aka Phan Rang Cham, Cham, Cham (Eastern)] En [aka Ain, Nung Ven, 恩語] Green Gelao [aka Kláo, Hoki Gelao, Cape Draping Gelao] Hai Phong Sign Language [aka HPSL, NNKHHP, Vietnamese Sign Language, ngôn ngữ ký ...] Hanoi Sign Language [aka ngôn ngữ ký hiệu Hà Nội, Ha Noi ...] Ho Chi Minh City Sign Language [aka ngôn ngữ ký hiệu thành phố Hồ Chí ...] Hung [aka Cuói, K'katiam-Pong-Houk, Pheng] Iduh [aka O Du, O'du, 'Iduh] Kháng [aka Khaang, Tayhay, Tay Hay] Kucong [aka Cosung, Lahlu, Lahu] Lachi [aka Lipulio, Y To, Y Pí] Laghuu [aka Yi, Laopa, Xá Phó] Laha (Vietnam) [aka Xá Khao, Khlá Phlao, Klá Dong] Laqua [aka Bubiao, Pu Peo, Ka Beo] Lave [aka Brao, Braou, Brau] Maleng [aka Malieng, Malang, Kri] Mang [aka Mang U, Xá Mang, Xá Ó] May Mo'ang [aka Maang, 麼昂語, 末昂話] Nguôn [aka Ngouan] Northern Roglai [aka Roglai (Northern), Radlai, Adlai] Pa Di [aka Padi] Phula [aka Phù Lá, Phu Khla, Fu Khla] Pong [aka Phong, Poong, Pong 1] Red Gelao [aka Voa Dê, Vandu Gelao, 紅仡佬] Romam [aka Lamam] Ruc [aka Kha Mu Gia, Tac Cui] Sach [aka Chut, Salang, Ruc] Sila [aka Sida, Asong, Kha Pai] Southern Roglai [aka Rai, Ríoglai, Roglai, Southern] Tai Daeng [aka Red Tai, Red Thai, Tai Rouge] Thu Lao White Gelao [aka Tú Du, Telue, Southwestern Gelao] White Lachi [aka Lachi, White, Lipupõ, 白拉基]