Perhaps you should try some spelling variations:
african communications » africa communications, rica communications, optical communications
communications modell » communications models, communication model, communicating model
developpement de » developpement des, developpement durable
die integration » trade integration
d developpement » de developpement, du developpement, le developpement
technology die » technologie die, technology does, technology 4ir
modell d » modell 1, modell 2, modell 4

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

• Adding a wildcard symbol may retrieve word variants: technology die integration 3 _ african communications modell d developpement de l'afrique.*.