Perhaps you should try some spelling variations:
online communication » mobile communication, business communication, mobile communications
further information » customer information
techniques further » techniques rather
information und » informations und
developing asia » development asia, developing a
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
costs 2.3 » costs 4.2, costs 4.4
asezs. » sezs., aezs.

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

• Adding a wildcard symbol may retrieve word variants: techniques further information und der online communication costs 2.3 developing asia asezs.*.