Perhaps you should try some spelling variations:
3.4 communication » 5.4 communication, 3.2 communication, 3.5 communication
information what » information war, information when, information wants
developpement il » developpement de, developpement et, developpement du
4 developpement » de developpement, le developpement, et developpement
technology 2 » technology _, technology 1, technology 3
il afrique » l afrique, en afrique
role 3.4 » rolle 3.4, role 2.4, role 4.4
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 2 information what role 3.4 communication costs 4 developpement il afrique.*.