Perhaps you should try some spelling variations:
technological models » technological model, technological tools, technological skills
information befunde » information before, information beyond, information und
models information » model information, modes information, modern information
face communication » voice communication, de communication, time communication
20 developing » 2 developing, 10 developing, 24 developing
developing a » developing _
befunde der » befunde zur
der face » der farce, der fake, der facher
costs 20 » costs 60, costs 2.3, costs 2.1
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technological models information befunde der face communication costs 20 developing a areas.*.