Perhaps you should try some spelling variations:
2 communication » 3 communication, 4 communication, 1 communication
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
interaction ii » interaction ai, interaction i, interaction hci
a interaction » ai interaction, 2 interaction, 3 interaction
technology a » technology 1, technology 3, technology 4
ii political » iii political, i political, 2 political
political 2 » political 27, political _, political 1
l afrique » en afrique
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 a interaction ii political 2 communication costs 4 developpement l afrique.*.