Perhaps you should try some spelling variations:
base communication » based communication, face communication, aware communication
du developpement » de developpement, le developpement, et developpement
communication 2 » communication _, communication a, communication 3
information 1 » information 2, information 3, information 3.2
des afrique » en afrique, de l'afrique
when base » when bad, when face, when have
1 when » 19 when, 3 when, 4 when
2 du » 2 zu, 2 de, 2 eu

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 1 when base communication 2 du developpement des afrique.*.