Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
technologien aids » technologien als, technologien ad, technologien des
information banks » information bank, information thanks, information based
aids information » chandos information, series information
a developing » a development
developing 2 » developing _, developing a, developing e
de personal » der personal, des personal, de persona
banks de » banks key, banks yet, banks zoe
costs a » costs _, costs 4
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 aids information banks de personal communications costs a developing 2 areas.*.