Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
information 15.2 » information 1.5.2, information 1.2, information 1.3
technologien a » technologien am, technologien ad, technologien _
a information » 2 information, 1 information
development 4 » development 1
ein personal » ein persona, non personal, e personal
15.2 ein » 1.5.2 ein, 1.2 ein, 5.2 ein
4 areas » 1 areas, 2 areas, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologien a information 15.2 ein personal communications costs _ development 4 areas.*.