Perhaps you should try some spelling variations:
wired communications » aided communications, speed communications, wireless communications
communications costs » communication costs, communications _
information und » informations und
technologies 2 » technologies _, technologies 4
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
developing a » developing _
des wired » des wider, des wie, red wired
costs 2.3 » costs 4.2, costs 4.4
und des » und der
a areal » _ areal, 2 areal, 4 areal

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information und des wired communications costs 2.3 developing a areal.*.