Perhaps you should try some spelling variations:
information centers » information contents, information officers
csr communication » de communication, 3 communication, 4 communication
technologies do » technologies de, technologies box, technologies daf
communication 1 » communication _, communication a, communication 3
do information » 2 information, 1 information, 3 information
3 developing » 3 development
developing a » developing _
centers 2.1 » center 2.1, centers 2.2, centers 2.8
a afrique » l afrique, en afrique
2.1 csr » 2.3 csr, 2.1 case, 2.1 cost

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

• Adding a wildcard symbol may retrieve word variants: technologies do information centers 2.1 csr communication 1 3 developing a afrique.*.