Perhaps you should try some spelling variations:
interaction have » interaction aware, interaction layer, interaction a
de communication » mobile communication, online communication
le developpement » de developpement, sme development
3.1 interaction » 3.2 interaction, 3 interaction, 2 interaction
developpement l » developpement il, developpement la, developpement de
technology 3.1 » technology 1, technology 2.2, technology _
have trade » slave trade, have made
l afrique » en afrique
trade de » trade die, rade de, trade date
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 3.1 interaction have trade de communication costs le developpement l afrique.*.