Perhaps you should try some spelling variations:
integration social » international social
das developpement » des developpements, de developpement, du developpement
technology trade » technology trends, technology transfer, technology transfers
developpement de » developpement des, developpement durable
3 communication » 4 communication, de communication, data communication
communication 3 » communication _, communication a
de afrique » de l'afrique, en afrique, l afrique
social de » sociale de, social des, sociales de
3 das » 1 das, 2 das
de 3 » des 3, der 3, de 35

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

• Adding a wildcard symbol may retrieve word variants: technology trade integration social de 3 communication 3 das developpement de afrique.*.