Perhaps you should try some spelling variations:
persona communication » personal communication, personal communications, personal communicator
technologien road » technologien ad, technologien und, technologien am
developing areas » developing asia, developing east, developing a
3.5 developing » 3.3 developing, 3.2 developing, 1.5 developing
information 2 » information 3
areas arenas » areas trends, seas areas
die persona » die person, de persona, die personale
costs 3.5 » costs 4.2, costs 4.4, costs 2.3

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

• Adding a wildcard symbol may retrieve word variants: technologien road information 2 die persona communication costs 3.5 developing areas arenas.*.