Perhaps you should try some spelling variations:
personal communication » interpersonal communication
information centre » information centers, information contents
technologie und » technologies 2.1
und information » fund information, road information, award information
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing 1 » developing _, developing a, developing e
2 personal » 1 personal, 4 personal
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
centre 2 » centre 20, centre _, centre 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 centre 2 personal communication costs 2.2 developing 1 africa.*.