Perhaps you should try some spelling variations:
8.4 communication » 5.4 communication, 1.4 communication, 2.4 communication
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
information ana » information aa, information asia, information age
3 developing » 3 development
developing 1 » developing _, developing a, developing e
curves 8.4 » survey 8.4
costs 3 » costs _, costs 4, costs a
1 areas » 1 area, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information ana curves 8.4 communication costs 3 developing 1 areas.*.