Perhaps you should try some spelling variations:
des developpement » des developpements, de developpement, le developpement
de compensating » de compensations, _ compensating, 2 compensating
technology 3 » technology _, technology 1, technology 4
3 innovation » 2 innovation
et africa » em africa, eu africa, east africa
time de » time die, estime de, time done

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 3 innovation a time de compensating _ des developpement ((et africa) OR (west africa)).~".
• Adding a wildcard symbol may retrieve word variants: technology 3 innovation a time de compensating _ des developpement ((et africa) OR (west africa)).*.