Perhaps you should try some spelling variations:
verfall communication » verbal communication, serial communication, vertical communication
information costs » information contents, information centers, information content
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
developing 2 » developing _, developing a, developing e
4.2 verfall » 7.2 verfall, 4.2 overall
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: technologien des information costs 4.2 verfall communication costs _ developing 2 areas.*.