Perhaps you should try some spelling variations:
information centre » information centers, information contents
de communication » mobile communication, online communication
technologies 4 » technologies _
4 information » 2 information, 1 information
20 developing » 2 developing, 10 developing, 24 developing
developing a » developing _
centre 12.2 » centre 15.2.2, centre 2.3, centre 3.2
a afrique » l afrique, en afrique
12.2 de » 2.2 de, 10.2.2 de, 15.2.2 de
a 20 » a 2, _ 20, g 20

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information centre 12.2 de communication a 20 developing a afrique.*.