Perhaps you should try some spelling variations:
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
des developpements » deux developpements, de developpement, et developpements
information parte » information part, informatio part, information mart
developpements en » developpement en, developpement et, developpements de
technologies 2 » technologies _, technologies 4
parte de » partie de, arte de, parti de
de 3.1 » de 3.2, de 3.3, de 3.4

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information parte de 3.1 communications _ des developpements en afrique.*.