Perhaps you should try some spelling variations:
communications network » communications networks, communication network, communication networks
technologies und » technologie und, technologien und, technologies under
development mode » development model, development models, development module
1 development » 2 development, 3.1 development, mena development
network 1 » network _, network 3
ict data » act data, ct data, oct data

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

• Adding a wildcard symbol may retrieve word variants: technologies und innovation _ ict data communications network 1 development mode afrique.*.