Perhaps you should try some spelling variations:
data communication » data communications
use developpement » de developpement, le developpement, use development
information 15.2 » information 1.5.2, information 1.2, information 1.3
developpement de » developpement des, developpement durable
de afrique » de l'afrique, en afrique, l afrique
15.2 does » 13.2 does, 18.2 does, 12 does
does data » does cat

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 15.2 does data communication media use developpement de afrique.*.