Perhaps you should try some spelling variations:
le developpement » de developpement, sme development
de communication » mobile communication, online communication
developpement de » developpement des, developpement durable
3 interaction » 2 interaction, 3.2 interaction, 3.1 interaction
technology 3 » technology _, technology 1, technology 4
model traem » model tam, model trade, model tree
de afrique » de l'afrique, en afrique, l afrique
traem de » traces de, gram de, trame de
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 interaction model traem de communication costs le developpement de afrique.*.