Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
information und » informations und
technologien 3 » technologies 3, technologien _, technologie 3
3.3 developing » 4 developing, 2 developing, 1 developing
3 information » 1 information
developing e » developing _, developing a, developing east
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
und dual » und duales, und das, und daf
dual de » dual do, dual mode, dual use
e areas » 1 areas, 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 3 information und dual de communication costs 3.3 developing e areas.*.