Perhaps you should try some spelling variations:
formulation over » formation over, formulation model, formulation where
de developpement » sme development
developpement de » developpement des, developpement durable
technologies et » technologies e, technologies art, technologies bit
et formulation » _ formulation, 3 formulation, 2 formulation
de afrique » de l'afrique, en afrique, l afrique
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 et formulation over de _ communication a de developpement de afrique.*.