Perhaps you should try some spelling variations:
information content » information contents, information centers, information centre
oral communication » personal communication
technologie und » technologies 2.1
und information » fund information, road information, award information
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
developing 1 » developing _, developing a, developing e
content 4 » content _, content 1, content 3
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
4 oral » _ oral, 2 oral

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

• Adding a wildcard symbol may retrieve word variants: technologie und information content 4 oral communication costs 4.1 developing 1 africa.*.