Perhaps you should try some spelling variations:
layer communication » water communication, jander communication, master communication
communication cost » communication costs, communication costa, communications costs
information 4.3.2 » information 4.3.3, information 2.3.2, information 3.2
technologien ad » technologien am, technologien und, technologien als
ad information » d information, nd information, od information
4.3.2 who » 4.3.3 who, 6.3.2 who, 16.3.2 who
who layer » two layer
3 access » 2 access
cost 2 » cost 12, cost _, cost 4

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information 4.3.2 who layer communication cost 2 development 3 access.*.