Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
interaction jade » interaction model, interaction aware, interaction cards
developpement du » developpement de, developpement des, developpement et
a developpement » au developpement, de developpement, le developpement
jade trade » trade trade, have trade
du afrique » en afrique, l afrique, de l'afrique
trade 3.2 » trade 2.2, trade 2, trade 4.1
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology _ interaction jade trade 3.2 communication costs a developpement du afrique.*.