Perhaps you should try some spelling variations:
das developpement » des developpements, de developpement, du developpement
developpement de » developpement des, developpement durable
communication 1 » communication _, communication a, communication 3
technologies 2 » technologies _, technologies 4
contents 3rd » contents 3.1, contents 3.2, contents arc
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information contents 3rd _ communication 1 das developpement de afrique.*.