Perhaps you should try some spelling variations:
formulation over » formation over, formulation model, formulation where
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
a les » a lens, a less, 2 les
do i » do _
a le » a la, a l, a e

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies _ formulation over do i communication ((a le) OR (a les)) developpement et afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies _ formulation over do i communication ((a le) OR (a les)) developpement et afrique.*.