Perhaps you should try some spelling variations:
oral communication » personal communication
technologien zur » technologien fur, technologien des, technologien und
information case » information based, information can, information costs
zur information » fur information, your information, der information
developing base » developing based, developing east, developing brain
base areas » basic areas, based areal, basin areas
best oral » best deal

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

• Adding a wildcard symbol may retrieve word variants: technologien zur information case best oral communication costs _ developing base areas.*.