Perhaps you should try some spelling variations:
persona communications » personal communications, personal communication, regional communications
communications costs » communication costs, communications _
technologien aids » technologien als, technologien ad, technologien des
aids information » chandos information, series information
information b » information 2, information 1, information bank
a developing » a development
developing a » developing _
de persona » de personal, de personas, die persona
costs a » costs _, costs 4
a areas » 1 areas, 2 areas, 4 areas
b de » b die, b der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information b de persona communications costs a developing a areas.*.