Perhaps you should try some spelling variations:
oder informationsphase » der informationsgehalt, der informationsbasis, der informationsgrad
communications costs » communication costs, communications _
technologien oder » technologien des, technologie der, technologies under
4.2 developing » 2.2 developing, 3.2 developing, 4.1 developing
developing e » developing _, developing a, developing east
pay data » play data, ray data, ebay data
e areas » 1 areas, 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 _ pay data communications costs 4.2 developing e areas.*.