Perhaps you should try some spelling variations:
class communication » mass communication, plans communication, crisis communication
information partir » information part, information portal, informatio part
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
de class » per class, new class, one class

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information partir de class communication _ leur developpement en afrique.*.