Perhaps you should try some spelling variations:
2.14 communication » 2.4 communication, 5.4 communication, 2.3 communication
information what » information war, information when, information wants
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
technology 1 » technology _
de afrique » de l'afrique, en afrique, l afrique
role 2.14 » role 2.4, role 1.1, role 14
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 1 information what role 2.14 communication costs 4 developpement de afrique.*.