Perhaps you should try some spelling variations:
formulation over » formation over, formulation model, formulation where
de developpement » sme development
developpement et » developpement des, developpement de, development east
i communication » ii communication, ai communication, 3 communication
et afrique » en afrique, l afrique
over do » over de, ever do, over die
do i » do _
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 _ formulation over do i communication a de developpement et afrique.*.