Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information enters » information centers, information center, information centres
das communication » mass communication, c's communication, lea's communication
technologien ad » technologien am, technologien und, technologien als
developing east » development east, developing a, developing asia
ad information » d information, nd information, od information
1 developing » 3 developing, 4 developing, 2 developing
east africa » west africa
enters a » enters _, enter _, waters a
cost 1 » cost 12, cost 15, cost _
a das » 1 das, 2 das, 3 das

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information enters a das communication cost 1 developing east africa.*.