Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
developpement du » developpement de, developpement des, developpement et
die integration » trade integration
integration wie » integration sowie, integration wage, integration wege
4 developpement » de developpement, le developpement, et developpement
technology die » technologie die, technology does, technology 4ir
du afrique » en afrique, l afrique, de l'afrique
wie trade » die trade, we trade, white trade
trade 6.2 » trade 2.2, trade 3.2, trade 4.2
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 die integration wie trade 6.2 communication costs 4 developpement du afrique.*.