Perhaps you should try some spelling variations:
oral communication » personal communication
technologien und » technologie und, technologien des, technologien fur
information case » information based, information can, information costs
und information » fund information, road information, award information
china areal » china real, china asean, china ahead
case order » clause order, based order, case other

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

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