Perhaps you should try some spelling variations:
personal communication » interpersonal communication
development urban » development bank, development band, development update
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
information i » information im, information 2, information 1
4 development » 2 development, 4 developing
urban africa » urban area
de personal » der personal, des personal, de persona
costs 4 » costs _, costs a, costs 4.2
i de » i die, i der, i den

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information i de personal communication costs 4 development urban africa.*.