Perhaps you should try some spelling variations:
de developpements » des developpements, de developpement, deux developpements
developpements la » developpement la, developpements de, developpement de
4.2 integration » 2.2 integration, 3.2 integration, 5.2 integration
integration wie » integration sowie, integration wage, integration wege
technology 4.2 » technology 2.2, technology 3.2, technology 4.1
la afrique » l afrique, la fabrique, en afrique
wie trade » die trade, we trade, white trade
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 4.2 integration wie trade _ communication costs de developpements la afrique.*.