Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
des developpement » des developpements, de developpement, le developpement
technology trade » technology trends, technology transfer, technology transfers
3 communications » 3 communication, 2 communications, 4 communications
developpement la » developpement de, developpement et, developpement du
trade sector » care sector
wages race » wages trade, wage rate, wages case
la afrique » l afrique, la fabrique, en afrique
costs des » costs fees
race 3 » race 39, race _, race 4

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

• Adding a wildcard symbol may retrieve word variants: technology trade sector wages race 3 communications costs des developpement la afrique.*.