Perhaps you should try some spelling variations:
developpement et » developpement des, developpement de, development east
1 communication » 10 communication, 3 communication, 4 communication
typologies des » typologie des, typologie der, typologien der
des variation » does variation, de variation, der variation
et afrique » en afrique, l afrique
a das » 1 das, 2 das, _ das
3 das » 1 das, 2 das

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

• If you are trying to use Boolean operators, they must be ALL CAPS: typologies des variation _ ddr 1 communication ((a das) OR (3 das)) developpement et afrique.~.
• Adding a wildcard symbol may retrieve word variants: typologies des variation _ ddr 1 communication ((a das) or (3 das)) developpement et afrique.*.