Perhaps you should try some spelling variations:
3.7 communication » 3.2 communication, 2.7 communication, 3.5 communication
information what » information war, information when, information wants
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
technology 2 » technology _, technology 1, technology 3
role 3.7 » role 2.7, role 3.4, role 10.7
costs a » costs _, costs 4

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 3.7 communication costs a developpement en afrique.*.