Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
et developpement » de developpement, le developpement, test development
developpement en » developpement et, developpement des, developpement de
innovation case » innovation based, innovation chapter, innovation center
case 3.2 » case 4.2, case 3.1, case 5.2
3.2 de » 3.2 die, 3.2 der, 3.2 dem
a et » a set, a net, a bet

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

• Adding a wildcard symbol may retrieve word variants: technologies _ innovation case 3.2 de communication a et developpement en afrique.*.