Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
information banken » information bank, information banks, information based
developing areas » developing asia, developing east, developing a
technologien a » technologien am, technologien ad, technologien _
a information » 2 information, 1 information
4 developing » 3 developing
areas area » areas arenas, areas aida, areas africa
costs 4 » costs _, costs a, costs 4.2
und » fund

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

• Adding a wildcard symbol may retrieve word variants: technologien a information banken und mobile communications costs 4 developing areas area.*.