Perhaps you should try some spelling variations:
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
le developpement » de developpement, sme development
1.3 interaction » 13.3 interaction, 5.3 interaction, 1.4 interaction
developpement l » developpement il, developpement la, developpement de
technology 1.3 » technology 2.3, technology 3.3, technology 1.1
political 3.1 » political 3.2, political 8.1, political 1
l afrique » en afrique
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 1.3 interaction _ political 3.1 communication costs le developpement l afrique.*.