Perhaps you should try some spelling variations:
introduction 10.2 » introduction 1.1
development east » development southeast, development 1
e communication » de communication, 1 communication, une communication
technologies 4 » technologies _
au development » eu development, au developpement, 2 development
east afrique » east africa, east african, en afrique
10.2 does » 13.2 does, 18.2 does, 10.2 die
media au » medias au, media a, media ai
does e » does de, does _, does a

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 introduction 10.2 does e communication media au development east afrique.*.