Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
4.4 developing » 5.4 developing, 6.4 developing, 1.4 developing
technologie 2 » technologies 2, technologie c, technologie 3
developing 2 » developing _, developing a, developing e
des mobile » does mobile, das mobile, less mobile
costs des » costs fees
costs 4.4 » costs 4.2
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologie 2 information costs des mobile communication costs 4.4 developing 2 areas.*.