Perhaps you should try some spelling variations:
data communication » data communications
information 2.1.3 » information 2.1.5, information 2.1.6, information 2.2.3
et developpement » de developpement, le developpement, test development
developpement en » developpement et, developpement des, developpement de
2.1.3 der » 2.1.2 der, 2.1.1 der, 5.1.3 der
der data » under data, order data, der daten
media et » media art, media era, media _

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 2.1.3 der data communication media et developpement en afrique.*.