Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
technologie und » technologies 2.1
und information » fund information, road information, award information
developing asia » development asia, developing a
3.3 developing » 4 developing, 2 developing, 1 developing
asia africa » cpia africa, china africa
contents 3 » contents 1, contents _, contents i
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
3 de » 3 die, 3 der, 3 des

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

• Adding a wildcard symbol may retrieve word variants: technologie und information contents 3 de communication costs 3.3 developing asia africa.*.