Perhaps you should try some spelling variations:
rural communications » oral communication, rural telecommunications, cultural communications
developpement de » developpement des, developpement durable
information age » information storage, information access, information about
a developpement » au developpement, de developpement, le developpement
iv information » 2 information, 1 information
technology iv » technology ii, technology i, technology ict
des rural » do rural, has rural
age des » lage des, auge des, age de

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

• Adding a wildcard symbol may retrieve word variants: technology iv information age des rural communications _ a developpement de l'afrique.*.