Perhaps you should try some spelling variations:
personal communications » personal communication, interpersonal communications, internal communications
communications costs » communication costs, communications _
informations 3.2 » information 3.2, information 2.3.2, information 3.2.2
technologien a » technologien am, technologien ad, technologien _
a informations » a information, 2 informations, 3 informations
non personal » 1 personal, 4 personal, 2 personal
a developing » a development
developing a » developing _
costs a » costs _, costs 4
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien a informations 3.2 non personal communications costs a developing a areas.*.