Perhaps you should try some spelling variations:
developing concepts » development concepts, development concept, developing countries
face communication » voice communication, de communication, time communication
information costs » information contents, information centers, information content
concepts assessed » contexts assessed
2 developing » 3 developing, 4 developing, 2 development
costs do » costs down, costs how, costs _
do face » der face, die face, von face
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologien _ information costs do face communication costs 2 developing concepts assessed.*.