Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
variation 6 » variation _, variations _, variation des
do de » do we, dx de
6 do » _ do, 1 do, i do
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 6 do de communication _ de developpement en afrique.*.