Perhaps you should try some spelling variations:
communication model » communication media
data communication » data communications
data development » delta development, doha development, data envelopment
die integration » trade integration
technology die » technologie die, technology does, technology 4ir
development de » development d, development ds, developpement de
model data » models data
de afrique » de l'afrique, en afrique, l afrique

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 3 data communication model data development de afrique.*.