Perhaps you should try some spelling variations:
information based » information case, information bank, transformation based
technologien und » technologie und, technologien des, technologien fur
und information » fund information, road information, award information
4.1 developing » 3.1 developing, 4 developing, 3.3 developing
developing 2 » developing _, developing a, developing e
costs 4.1 » costs 4.2, costs 4.4, costs 4.3
2 areal » 2 real, _ areal, 2 areas
na e » a e, n e, na 2

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologien und information based ((na e) OR (na _)) communication costs 4.1 developing 2 areal.~".
• Adding a wildcard symbol may retrieve word variants: technologien und information based ((na e) OR (na _)) communication costs 4.1 developing 2 areal.*.