Perhaps you should try some spelling variations:
data communication » data communications
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation ban » variation bei, variation a, variation von
das data » gas data, dhs data, das drama
ban das » man das, banat das, bauen das
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation ban das data communication a de developpement en afrique.*.