Perhaps you should try some spelling variations:
communication 2 » communication _, communication a, communication 3
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
technologies 3 » technologies _, technologies 4, technologies 2
3 formulation » _ formulation, _ formulating
formulation 4 » formulation _, formulation 3, formulation 2.4
like them » like other, make them, give them
l afrique » en afrique
like de » like me, like one, like ted

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

• If you are trying to use Boolean operators, they must be ALL CAPS: technologies 3 formulation 4 ((like de) OR (like them)) communication 2 a developpement l afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies 3 formulation 4 ((like de) or (like them)) communication 2 a developpement l afrique.*.