Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
technologien fur » technologien des, technologien und, technologies 2
developing areas » developing asia, developing east, developing a
fur information » zur information, fair information, your information
1.5 developing » 1.3 developing, 15 developing, 1.4 developing
information 2 » information 3
areas arenas » areas trends, seas areas
die persona » die person, de persona, die personale
costs 1.5 » costs 3.5, costs 2.5, costs 4.5

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information 2 die persona communication costs 1.5 developing areas arenas.*.