Perhaps you should try some spelling variations:
personal communication » interpersonal communication
technologien fund » technologien und, technologie und, technologien fur
fund information » road information
information case » information based, information can, information costs
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
der personal » der personalen, der personen, der person
developing 1 » developing _, developing a, developing e
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
case der » case des, case under, phase der
1 areas » 1 area, 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: technologien fund information case der personal communication costs 4.1 developing 1 areas.*.