Perhaps you should try some spelling variations:
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
technologien des » technologien fur, technologien und, technologies 2
development east » development southeast, development 1
des information » des informations, does information, dis information
information 2 » information 3
4 development » 2 development, 4 developing
east areas » karst areas, east asezs
state 1.1 » states 1.1, state 10.1, state 12.1
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien des information 2 state 1.1 communication costs 4 development east areas.*.