Complex sentence: Many lines of evidence suggest that the Tongva are descended of Shoshoni-speaking peoples from Nevada who moved southwest into coastal Southern California 3,500 years ago, either absorbing or pushing out the Hokan-speaking peoples in the region.
Split into simpler sentences: Many lines of evidence suggest that the Tongva are descended of Shoshoni-speaking peoples from Nevada who moved southwest into coastal Southern California 3,500 years ago. These migrants either absorbed or pushed out the Hokan-speaking peoples in the region.