Perhaps you should try some spelling variations:
technology disintegration » technology integration, technology interaction, technology dissertations
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
des developpement » des developpements, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
und trade » aid trade, und trans, und traum
trade 6.2 » trade 2.2, trade 3.2, trade 4.2
costs des » costs fees

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

• Adding a wildcard symbol may retrieve word variants: technology disintegration _ und trade 6.2 communication costs des developpement en afrique.*.