"migration" . "they migrated" . "expansion of Bantu farmers and pastoralists" . "Bantu expansion" . "Bantu reach east Africa" . "migrating" . "Bantu expansion" . "Bantu migrations" . "migrated" . "migration of the Bantu Shona" . "Bantu migration" . "encounters" . "3,500 years ago" . . "migrating Bantu" . "Bantu Migrations" . "Bantu Migration" . "migrated from the western region of central Africa" . . "Bantu Expansion" . . "expansion" . "moved into the region" . "agro-pastoralists" . . . "came to dominate" . . . "Great Bantu Migration" . "Bantu" . "western Bantu migration" . "eastern Bantu migration" .