Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
paper communications » power communication, face communications, layer communication
information 1.5.2 » information 1.2, information 2
technologie und » technologies 2.1
und information » fund information, road information, award information
3 developing » 3 development
1.5.2 der » 3.5.2 der, 5.5.2 der, 1.5.4 der
der paper » der papiere, term paper, debt paper
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologie und information 1.5.2 der paper communications costs 3 developing _ areas.*.