Perhaps you should try some spelling variations:
technologien dis » technologien des, technologien als, technologien im
dis information » mis information, aids information, des informations
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
developing a » developing _
auf mobile » a mobile
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
3.2 auf » 1.2 auf, 2.2 auf, 4.2 auf
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: technologien dis information 3.2 auf mobile communication costs 4.1 developing a areal.*.