Perhaps you should try some spelling variations:
data communication » data communications
die developpement » de developpement, le developpement, du developpement
developpement en » developpement et, developpement des, developpement de
typologien does » typologie des, typologien der, typologie der
does variation » de variation, der variation, die variation
variation des » variation _, variation 6, variation series
des cases » des causes, des classes, des caisses

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

• Adding a wildcard symbol may retrieve word variants: typologien does variation des cases data communication _ die developpement en afrique.*.