Perhaps you should try some spelling variations:
case communication » based communication, scale communication, face communication
variation service » sanitation service, irrigation service, variation series
au developpement » du developpement, de developpement, le developpement
des variation » does variation, de variation, der variation
service costs » servicing costs, service courses, service case
des afrique » en afrique, de l'afrique
costs case » costs cash
media au » medias au, media a, media ai
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation service costs case communication media au developpement des afrique.*.