Perhaps you should try some spelling variations:
das developpement » des developpements, de developpement, du developpement
information data » information d820, information database, information databases
developpement de » developpement des, developpement durable
communication 3 » communication _, communication a
technologies 4 » technologies _
4 information » 2 information, 1 information
3 das » 1 das, 2 das

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information data _ mass communication 3 das developpement de l'afrique.*.