Perhaps you should try some spelling variations:
forms communication » force communication, informal communication, towards communication
zur transformation » rural transformation, die transformation, energy transformation
technologien zur » technologien fur, technologien des, technologien und
developing areas » developing asia, developing east, developing a
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
areas areas » areas arenas, seas areas, areas access
costs 4.1 » costs 4.2, costs 4.4, costs 4.3

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

• Adding a wildcard symbol may retrieve word variants: technologien zur transformation _ some forms communication costs 4.1 developing areas areas.*.