Perhaps you should try some spelling variations:
developpement la » developpement de, developpement et, developpement du
du developpement » de developpement, le developpement, et developpement
communication 3 » communication _, communication a
technologies 4 » technologies _
4 information » 2 information, 1 information
la afrique » l afrique, la fabrique, en afrique
b top » 1b top, _ top, 3 top
a top » _ top
3 du » 3 due, 3 d, 3 zu
mass » maps

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 4 information ((b top) OR (a top)) mass communication 3 du developpement la afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 4 information ((b top) OR (a top)) mass communication 3 du developpement la afrique.*.