Perhaps you should try some spelling variations:
chairs communication » change communication, class communication, mass communication
information portal » information portals, information program, information policy
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
portal de » portal _, port de, portal 3
de chairs » de chars, de chaines, _ chairs

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

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