Perhaps you should try some spelling variations:
de developpement » sme development
formulation over » formation over, formulation model, formulation where
developpement de » developpement des, developpement durable
3 communication » 4 communication, de communication, data communication
technologies 3 » technologies _, technologies 4, technologies 2
3 formulation » _ formulation, _ formulating
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies 3 formulation over _ 3 communication a de developpement de l'afrique.*.