Perhaps you should try some spelling variations:
regional development » national development, social development, rural development
development urban » development bank, development band, development update
information age » information storage, information access, information about
communication 4 » communication _, communication a, communication 3
technologies 2 » technologies _, technologies 4
urban africa » urban area
4 regional » 2014 regional
das mass » does mass, das main, das max
age das » age days, frage das, age case

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information age das mass communication 4 regional development urban africa.*.