Perhaps you should try some spelling variations:
6b informationsanreize » b informationsanreize, 6 informationsbereich, informations anreiz
informationsanreize i » b informationsanreize, informations anreiz, innovationsanreize b
oral communication » personal communication
technologien und » technologie und, technologien des, technologien fur
4 developing » 3 developing
developing 2 » developing _, developing a, developing e
costs 4 » costs _, costs a, costs 4.2
2 areas » 1 areas, 2 areal, 4 areas
und 6b » und 64, und 65, und 69
i oral » ii oral, _ oral, 2 oral

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

• Adding a wildcard symbol may retrieve word variants: technologien und 6b informationsanreize i oral communication costs 4 developing 2 areas.*.