Perhaps you should try some spelling variations:
oder informationsphase » der informationsgehalt, der informationsbasis, der informationsgrad
data communication » data communications
technologien oder » technologien des, technologie der, technologies under
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
developing 1 » developing _, developing a, developing e
costs 2.2 » costs 4.2, costs 2.3, cost 2.2
non data » noun data, von data, known data
1 areas » 1 area, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien oder informationsphase _ non data communication costs 2.2 developing 1 areas.*.