Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
technologies 4 » technologies _
4 information » 2 information, 1 information
information 3 » information 2
a developing » a development
developing 4 » developing _, developing a, developing e
costs a » costs _, costs 4
4 areal » 4 real, _ areal, 2 areal
3 und » 13 und, 23 und, _ und

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3 und online communication costs a developing 4 areal.*.