Perhaps you should try some spelling variations:
2.4 communication » 2.14 communication, 5.4 communication, 2.3 communication
technology trade » technology trends, technology transfer, technology transfers
developpement la » developpement de, developpement et, developpement du
a developpement » au developpement, de developpement, le developpement
regulation law » regulation a, regulation l510, regulation _
la afrique » l afrique, la fabrique, en afrique
law price » low priced, low prices, law pre
price 2.4 » prices 2.4, price 2.3, price 4.4
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: technology trade regulation law price 2.4 communication costs a developpement la afrique.*.