Perhaps you should try some spelling variations:
oral communication » personal communication
technologien aids » technologien als, technologien ad, technologien des
information basis » informational basis, information based, information asia
aids information » chandos information, series information
3 developing » 3 development
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 aids information basis der oral communication costs 3 developing _ access.*.