Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
technologien fund » technologien und, technologie und, technologien fur
fund information » road information
developing areas » developing asia, developing east, developing a
3.1 developing » 3.3 developing, 3.2 developing, 4.1 developing
information 2 » information 3
die persona » die person, de persona, die personale
areas areas » areas arenas, seas areas, areas access
costs 3.1 » costs 3.5, costs 4.1, costs 2.1

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

• Adding a wildcard symbol may retrieve word variants: technologien fund information 2 die persona communication costs 3.1 developing areas areas.*.