<Ul> <Li> Mon--Khmer speakers <Ul> <Li> Kachok </Li> <Li> Krung--There are three distinct dialects of Krung . All are mutually intelligible . <Ul> <Li> Krung </Li> <Li> Brao </Li> <Li> Kavet </Li> </Ul> </Li> <Li> Kraol - 2,000 (est .) <Ul> <Li> Mel - 3,100 (est .) </Li> </Ul> </Li> <Li> Kuy--A small group of people mostly located in the highlands of Cambodia . </Li> <Li> Phnong </Li> <Li> Tampuan--Ethnic group located in the Northeastern province of Ratanakiri . </Li> <Li> Stieng--Often confused with ethnic Degar (Montagnard) <Ul> <Li> Ra'ong </Li> </Ul> </Li> <Li> Mnong - Ethnic group located on the eastern province of Mondulkiri . </Li> <Li> Samre <Ul> <Li> Chong </Li> <Li> Sa'och </Li> <Li> Somray </Li> <Li> Suoy </Li> </Ul> </Li> </Ul> </Li> <Li> Austronesian speakers <Ul> <Li> Jarai--Mostly located in Vietnam, the Jarai extend into Cambodia's Ratanakiri Province . </Li> <Li> Rhade--The majority of Rhade, or Ê Đê, are located in Vietnam . They share close cultural ties with the Jarai and other tribes . </Li> </Ul> </Li> </Ul> <Li> Mon--Khmer speakers <Ul> <Li> Kachok </Li> <Li> Krung--There are three distinct dialects of Krung . All are mutually intelligible . <Ul> <Li> Krung </Li> <Li> Brao </Li> <Li> Kavet </Li> </Ul> </Li> <Li> Kraol - 2,000 (est .) <Ul> <Li> Mel - 3,100 (est .) </Li> </Ul> </Li> <Li> Kuy--A small group of people mostly located in the highlands of Cambodia . </Li> <Li> Phnong </Li> <Li> Tampuan--Ethnic group located in the Northeastern province of Ratanakiri . </Li> <Li> Stieng--Often confused with ethnic Degar (Montagnard) <Ul> <Li> Ra'ong </Li> </Ul> </Li> <Li> Mnong - Ethnic group located on the eastern province of Mondulkiri . </Li> <Li> Samre <Ul> <Li> Chong </Li> <Li> Sa'och </Li> <Li> Somray </Li> <Li> Suoy </Li> </Ul> </Li> </Ul> </Li> <Ul> <Li> Kachok </Li> <Li> Krung--There are three distinct dialects of Krung . All are mutually intelligible . <Ul> <Li> Krung </Li> <Li> Brao </Li> <Li> Kavet </Li> </Ul> </Li> <Li> Kraol - 2,000 (est .) <Ul> <Li> Mel - 3,100 (est .) </Li> </Ul> </Li> <Li> Kuy--A small group of people mostly located in the highlands of Cambodia . </Li> <Li> Phnong </Li> <Li> Tampuan--Ethnic group located in the Northeastern province of Ratanakiri . </Li> <Li> Stieng--Often confused with ethnic Degar (Montagnard) <Ul> <Li> Ra'ong </Li> </Ul> </Li> <Li> Mnong - Ethnic group located on the eastern province of Mondulkiri . </Li> <Li> Samre <Ul> <Li> Chong </Li> <Li> Sa'och </Li> <Li> Somray </Li> <Li> Suoy </Li> </Ul> </Li> </Ul> <Li> Krung--There are three distinct dialects of Krung . All are mutually intelligible . <Ul> <Li> Krung </Li> <Li> Brao </Li> <Li> Kavet </Li> </Ul> </Li>

Name three ethnic groups who still influence the sub-region today