Perhaps you should try some spelling variations:
well developpement » well development, de developpement, le developpement
5.1 communication » 4.1 communication, 1.1 communication, 3.1 communication
developpement en » developpement et, developpement des, developpement de
use information » user information, house information, users information
technology use » technology 1, technology 2.2, technology 3
information en » informacion en, information eine, information 2
fase 5.1 » case 5.1, cause 5.1, frage 5.1
en fase » en face

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

• Adding a wildcard symbol may retrieve word variants: technology use information en fase 5.1 communication costs well developpement en afrique.*.