Perhaps you should try some spelling variations:
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
technologies von » technologies co, technologies box, technologies can
developpement de » developpement des, developpement durable
von information » von informationen, can information
information use » information und, information 2
e developpement » de developpement, le developpement, et developpement
de afrique » de l'afrique, en afrique, l afrique
use den » se den
den 3.1 » den 31, daten 3.1, been 3.1

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

• Adding a wildcard symbol may retrieve word variants: technologies von information use den 3.1 communication a e developpement de afrique.*.