Perhaps you should try some spelling variations:
information costs » information contents, information centers, information content
ddr communication » de communication, csr communication, under communication
technologien am » technologien im, technologien als, technologie im
am information » guam information, palm information, crm information
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
developing 2 » developing _, developing a, developing e
costs des » costs fees
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
des ddr » der ddr, des dr, dem ddr
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 am information costs des ddr communication costs 4.1 developing 2 areas.*.