Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
information 2.5 » information 2.2, information 2.7, information 2.0
development 2 » development 1, development 2.1, development 2.3
ein personal » ein persona, non personal, e personal
2.5 ein » 3.5 ein, 5.5 ein, 6.5 ein
costs 2 » costs 20, costs _, costs 4
2 areal » 2 real, _ areal, 2 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2.5 ein personal communications costs 2 development 2 areal.*.