Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
der communications » peru communications, do communications, border communications
developing east » development east, developing a, developing asia
technologien d » technologien ad, technologien _, technologien 1
4.4 developing » 5.4 developing, 6.4 developing, 1.4 developing
d information » nd information, od information, und information
east africa » west africa
costs 4.4 » costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien d information contents _ der communications costs 4.4 developing east africa.*.