Perhaps you should try some spelling variations:
transformation und » transformation _, transformation a
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
developpement il » developpement de, developpement et, developpement du
a developpement » au developpement, de developpement, le developpement
technology die » technologie die, technology does, technology 4ir
il afrique » l afrique, en afrique
und trade » aid trade, und trans, und traum
trade 6.2 » trade 2.2, trade 3.2, trade 4.2
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 die transformation und trade 6.2 communication costs a developpement il afrique.*.