1.   The attempt to replace coca with other crops has had only limited success.

2.   Others said they would not replace their coca until roads were paved and processing plants were built.

3.   Indians, who have chewed the leaves for centuries, opposed government attempts to replace coca with food crops.

4.   Indigenous Bolivians who have chewed the leaves for centuries, opposed government attempts to replace coca with food crops.

5.   Indigenous Bolivians, who have chewed the leaves for centuries, opposed government attempts to replace coca with food crops.