Perhaps you should try some spelling variations:
developpement durable » developpement de
technologies based » technologies used, technology based, technologies a
based formulation » basic formulation, case formulation, based simulation
de communication » mobile communication, online communication
de developpement » sme development
communication 1 » communication _, communication a, communication 3
voies de » does de
1 de » 1 die, 1 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies based formulation _ voies de communication 1 de developpement durable afrique.*.