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
4 developpement » de developpement, le developpement, et developpement
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
what race » what's race, what place, what role
race 3.7 » races 3.5, range 3.7, race 1.4
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 3 information what race 3.7 communication costs 4 developpement en afrique.*.