Perhaps you should try some spelling variations:
technological trends » technological tools, technology trends, technological changes
trends information » trend information, threats information, tests information
developpement la » developpement de, developpement et, developpement du
information net » information new, information need, information needs
3 communication » 4 communication, de communication, data communication
a developpement » au developpement, de developpement, le developpement
la afrique » l afrique, la fabrique, en afrique
net trade » der trade
trade 3 » trade _, trade a, trade 4
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technological trends information net trade 3 communication costs a developpement la afrique.*.