Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
de developpement » sme development
variation bus » variation des, variation bei, variation due
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des afrique » en afrique, de l'afrique
bus costs » gas costs
costs de » costs _, costs 4, costs a
media de » media die, media der, media diet

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

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