... va : In Sanskrit , this sound is a voiced labiodental approximant , and the most similar in Tibetan is the voiced labio - velar approximant / w / . As for the rest of the consonants , the original Tibetan letters are used . Mongolian ka ... This collection of papers presented at the 62nd Annual Meeting of the Permanent International Altaistic Conference explores the complex relations of religion and state in history, language and society of Altaic cultures, reflecting the unique interdisciplinary approach of the PIAC. It examines aspects of shamanism, religious belief, totemism and religious influences on contracts in historical literary monuments as well as in contemporary sources.