Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
de communication » mobile communication, online 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
costs die » costs ii, costs iii, costs differ
die de » die die, die der, die den
areal. » areas., area., real.

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information costs die de communication costs _ developing east areal.*.