Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
information 6.3 » information 16.3, information 1.3, information 6.1
technologien d » technologien ad, technologien _, technologien 1
d information » nd information, od information, und information
ein personal » ein persona, non personal, e personal
developing 2 » developing _, developing a, developing e
6.3 ein » 5.3 ein, 1.3 ein, 4.3 ein
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien d information 6.3 ein personal communications costs _ developing 2 areas.*.