Perhaps you should try some spelling variations:
emerging communication » emergency communication, marketing communication, marketing communications
technologien series » technologies series, technology series, technologies varies
series information » business information
information und » informations und
2.3 developing » 3.3 developing, 2.2 developing, 1.3 developing
developing e » developing _, developing a, developing east
de emerging » re emerging, do emerging, dpa emerging
costs 2.3 » costs 4.2, costs 4.4
e access » 2 access, 3 access, 4 access
und de » und der, und des, und den

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

• Adding a wildcard symbol may retrieve word variants: technologien series information und de emerging communication costs 2.3 developing e access.*.