Some Words
- cultural artifacts
- the later stratum
- aquatic subsistence strategies
- river fauna
- fish capture techniques
- widespread Austroasiatic roots
- river, valley', 'boat', 'fish', 'catfish sp
- (Central Austroasiatic
- tortoise', 'turtle', 'otter', 'crocodile', 'heron, fishing bird
- 'fish trap
- Archaeological evidence
- northern Vietnam
- other nearby areas
- only about 4,000 years
- 2,000 BC
- a relatively late riverine dispersal
- whose speakers
- a distinct non-riverine culture
- an aquatic-based lifestyle
- newer types
- older language families
- other primary branches
- substrate evidence
- modern-day languages
- proposed Austroasiatic substrata
- "pre-Munda" languages
- the eastern Indo-Gangetic Plain
- Indo-Aryan languages
- an early date
- eastern Indo-Aryan languages
- many morphosyntactic features
- Munda languages
- western Indo-Aryan languages
- Latin-based alphabets
- many Austroasiatic languages
- the Khmer
- Burmese alphabets
- an indigenous script
- Chinese logographic writing
- past-used alphabets