Perhaps you should try some spelling variations:
use compensation » de compensation, based compensation, wage compensation
technology 3 » technology _, technology 1, technology 4
3 innovation » 2 innovation
innovation 4 » innovation _, innovation a, innovation 1
des africa » does africa, yes africa, de africa
4 time » 3 time
1 la » a la, _ la, y la

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 4 time use compensation ((1 la) OR (1 a)) developpement des africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 3 innovation 4 time use compensation ((1 la) OR (1 a)) developpement des africa.*.