Perhaps you should try some spelling variations:
developpement durable » developpement de
au developpement » du developpement, de developpement, le developpement
communication 1 » communication _, communication a, communication 3
information 1 » information 2, information 3, information 3.2
tve mass » over mass, ice mass, top mass
1 tve » _ tve
1 au » 1 auf, 1 aug, 1 a

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 1 tve mass communication 1 au developpement durable l'afrique.*.