Perhaps you should try some spelling variations:
data communication » data communications
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
de variation » der variation, die variation, does variation
apology de » apologia de, apology mea, apology _
6 dr » 6 der, 16 dr, 6 de
_ dr » _ do, _ r, _ d
a le » a les, a la, a l

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

• If you are trying to use Boolean operators, they must be ALL CAPS: apology de variation ((6 dr) OR (_ dr)) data communication a le developpement en afrique.~.
• Adding a wildcard symbol may retrieve word variants: apology de variation ((6 dr) or (_ dr)) data communication a le developpement en afrique.*.