Perhaps you should try some spelling variations:
technologien bedarf » technologien auf
bedarf information » secondary information
case communication » based communication, scale communication, face communication
communication cost » communication costs, communication costa, communications costs
information 3.3.3 » information 4.3.3, information 2.3.2, information 3.2.2
13.4 developing » 1.4 developing, 12.4 developing, 10.4 developing
3.3.3 why » 1.3.3 why, 3.2.3 why, 3.3.1 why
cost 13.4 » cost 14.4, cost 3.4, cost 2.4
why case » why care, way case, key case

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

• Adding a wildcard symbol may retrieve word variants: technologien bedarf information 3.3.3 why case communication cost 13.4 developing _ access.*.