Perhaps you should try some spelling variations:
technological der » technological model, technological power, technological meta
3.2 communication » 3 communication, 2.3 communication, de communication
integration does » integration des, integration der, integration das
le developpement » de developpement, sme development
der integration » zur integration, sector integration
developpement l » developpement il, developpement la, developpement de
trade 3.2 » trade 2.2, trade 2, trade 4.1
l afrique » en afrique
costs le » 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: technological der integration does trade 3.2 communication costs le developpement l afrique.*.