Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
oil communication » oral communication, social communication, moral communication
development 2.1 » development 1
technologien 2 » technologies 2, technologien _, technologien 1
4 development » 2 development, 4 developing
costs does » costs down, costs fees
2.1 access » 1.1 access, 3.1 access, 5.1 access
does oil » des oil, does aid, does our
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien 2 information costs does oil communication costs 4 development 2.1 access.*.