Perhaps you should try some spelling variations:
trade information » price information, private information, trade integration
information rates » information states, information ratio, information rules
technology trade » technology trends, technology transfer, technology transfers
developpement et » developpement des, developpement de, development east
a communication » la communication, data communication, data communications
4 developpement » de developpement, le developpement, et developpement
et afrique » en afrique, l afrique
space a » space _
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology trade information rates space a communication costs 4 developpement et afrique.*.