Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
communication cost » communication costs, communication costa, communications costs
technologien ad » technologien am, technologien und, technologien als
a communication » la communication, data communication, data communications
2.2 development » 3.2 development, 2.3 development, 4.2 development
ad information » d information, nd information, od information
development iv » development ii, development 1, development i150
context 3.1 » context 2.1, context 1, context 1.3
iv africa » v africa, 1 africa, em africa
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
3.1 a » 3.1 _, 2.1 a

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information context 3.1 a communication cost 2.2 development iv africa.*.