Perhaps you should try some spelling variations:
technologien ids » technologien des, technologien als, technologien im
information case » information based, information can, information costs
de communication » mobile communication, online communication
ids information » aids information, dis information, mis information
3.1 development » 2 development
costs 3.1 » costs 3.5, costs 4.1, costs 2.1
case des » cases des, case das, phase des
a areas » 1 areas, 2 areas, 4 areas
des de » des dem, des der, des des

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

• Adding a wildcard symbol may retrieve word variants: technologien ids information case des de communication costs 3.1 development a areas.*.