Perhaps you should try some spelling variations:
interaction have » interaction aware, interaction layer, interaction a
13 communication » 3 communication, 1 communication, 10 communication
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
17 interaction » 10 interaction, 19 interaction, 11.7 interaction
technology 17 » technology 1.7, technology 171, technology 1
have trade » slave trade, have made
l afrique » en afrique
trade 13 » trade 1.3, trade 3, trade 1
costs de » 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 17 interaction have trade 13 communication costs de developpement l afrique.*.