Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
communication 3.3 » communication _, communication a, communication 1
dem developpement » de developpement, des developpements, le developpement
developpement l » developpement il, developpement la, developpement de
technologies 2 » technologies _, technologies 4
l afrique » en afrique
3.3 dem » 3.3 der, 2.3 dem, 3.3 de

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information storage _ face communication 3.3 dem developpement l afrique.*.