Perhaps you should try some spelling variations:
technologie die » technologie de, technologie im, technologie der
4 communication » 3 communication, 5.4 communication, de communication
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
costs 4 » costs _, costs a, costs 4.2
1 areas » 1 area, 2 areas, 4 areas
hdm 4 » hdl 4, him 4

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

• Adding a wildcard symbol may retrieve word variants: technologie die transformation _ hdm 4 communication costs 4 developing 1 areas.*.