Perhaps you should try some spelling variations:
oral communication » personal communication
technologien des » technologien fur, technologien und, technologies 2
developing trade » developing trans, development trade, developing trust
des information » des informations, does information, dis information
a developing » a development
models oral » modern oral, models model, models order
3.2 models » 3.2 model, 3.1 models, 4.2 models
costs a » costs _, costs 4
area. » areas.

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 3.2 models oral communication costs a developing trade area.*.