Perhaps you should try some spelling variations:
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
4 communication » 3 communication, 5.4 communication, de communication
information i » information im, information 2, information 1
3 developing » 3 development
costs 3 » costs _, costs 4, costs a
4 areal » 4 real, 2 areal, 4 areas
_ areal » _ area, _ areas, _ aral
i die » ii die, 2 die, 3 die
die 4 » die _, die e

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologien des information i die 4 communication costs 3 developing ((4 areal) OR (_ areal)).~".
• Adding a wildcard symbol may retrieve word variants: technologien des information i die 4 communication costs 3 developing ((4 areal) OR (_ areal)).*.