Perhaps you should try some spelling variations:
technologien change » technological change, technology change, technological changes
change information » chandos information, trade information
face communication » voice communication, de communication, time communication
information und » informations und
3.1 developing » 3.3 developing, 3.2 developing, 4.1 developing
costs 3.1 » costs 3.5, costs 4.1, costs 2.1
we face » new face
und we » und wer, und web, und weg

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

• Adding a wildcard symbol may retrieve word variants: technologien change information und we face communication costs 3.1 developing _ areas.*.