Perhaps you should try some spelling variations:
oral communication » personal communication
technologien als » technologien des, technologien fur, technologien und
information case » information based, information can, information costs
development case » development china
als information » als informations, aids information, laws information
case order » clause order, based order, case other
case areal » based areal, base areas

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

• Adding a wildcard symbol may retrieve word variants: technologien als information case order oral communication costs _ development case areal.*.