Perhaps you should try some spelling variations:
data communication » data communications
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
variation des » variation _, variation 6, variation series
doner data » cover data, over data, power data
des doner » des der, des don, des doses
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: apology _ variation des doner data communication a de developpement en afrique.*.