Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
au developpement » du developpement, de developpement, le developpement
technologies 1 » technologies _, technologies 4, technologies 2
information b » information 2, information 1, information bank
de afrique » de l'afrique, en afrique, l afrique
when mass » when ads, when base, when most
b when » cb when, 3 when, 4 when
a au » a auf, a bau, a aus

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information b when mass communication a au developpement de afrique.*.