Perhaps you should try some spelling variations:
csr communication » de communication, 3 communication, 4 communication
communication 20 » communication 2.0, communication 2, communication 10
technologies 2 » technologies _, technologies 4
23 developing » 2.3 developing, 3 developing, 2 developing
contents 3.1 » contents 1, contents _, contents map
developing l » developing l2, developing _, developing a
l afrique » en afrique
3.1 csr » 2.1 csr, 3.1 case, 3.1 cash
20 23 » 20 21, 20 22, 22 23

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information contents 3.1 csr communication 20 23 developing l afrique.*.