Perhaps you should try some spelling variations:
developing concepts » development concepts, development concept, developing countries
oral communication » personal communication
information costs » information contents, information centers, information content
technologien od » technologien ad, technologien und, technologien _
concepts access » contents access
od information » d information, nd information, road information
3 developing » 3 development
costs der » costs differ
der oral » der moral, der ort, der orte
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologien od information costs der oral communication costs 3 developing concepts access.*.