Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
communication 13 » communication 1.3, communication 3, communication 1
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
4.2 der » 2.2 der, 3.2 der
13 de » 13 die, 13 der, 13 des

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 4.2 der de communication 13 de developpement l afrique.*.