Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
4 communication » 3 communication, 5.4 communication, de communication
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
costs des » costs fees
costs 2.3 » costs 4.2, costs 4.4
des 4 » des _, des 3, des e

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information costs des 4 communication costs 2.3 developing _ areas.*.