Perhaps you should try some spelling variations:
introduction 1.6 » introduction 12.6, introduction 1.1, introduction 1.2
au developpement » du developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
does mobile » das mobile
l afrique » en afrique
1.6 does » 16 does, 2.6 does, 1.6 die
media au » medias au, media a, media ai

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

• Adding a wildcard symbol may retrieve word variants: technologies _ introduction 1.6 does mobile communication media au developpement l afrique.*.