Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien fund » technologien und, technologie und, technologien fur
information 2.3.2 » information 2.2.2, information 4.3.2, information 3.2
fund information » road information
de communication » mobile communication, online communication
13 developing » 1.3 developing, 3 developing, 1 developing
2.3.2 das » 2.3.1 das, 4.3.2 das, 2.3.2 die
cost 13 » cost 12, cost 15, cost e3
das de » das der, das dem, das den

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

• Adding a wildcard symbol may retrieve word variants: technologien fund information 2.3.2 das de communication cost 13 developing _ access.*.