Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
information 2.3.3 » information 4.3.3, information 2.3.2, information 3.3.3
technologien ad » technologien am, technologien und, technologien als
3 communication » 4 communication, de communication, data communication
ad information » d information, nd information, od information
3 developing » 3 development
developing 3 » developing _, developing a, developing e
2.3.3 who » 2.3.1 who, 3.3.3 who, 4.3.3 who
3 access » 2 access
cost 3 » cost 3d, cost e3, cost _
who 3 » who _, who i, who 5

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

• Adding a wildcard symbol may retrieve word variants: technologien ad information 2.3.3 who 3 communication cost 3 developing 3 access.*.