Perhaps you should try some spelling variations:
developpement la » developpement de, developpement et, developpement du
a developpement » au developpement, de developpement, le developpement
compensation 1 » compensation 17, compensation _, compensation 4
innovation pt » innovation 1, innovation 4, innovation 3
home usage » phone usage, home page, home use
home wage » home page, home water, home care
la africa » can africa, 1 africa, em africa

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 _ innovation pt ((home wage) OR (home usage)) compensation 1 a developpement la africa.~".
• Adding a wildcard symbol may retrieve word variants: technology _ innovation pt ((home wage) OR (home usage)) compensation 1 a developpement la africa.*.