Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
data communication » data communications
information 2.3.2 » information 2.2.2, information 4.3.2, information 3.2
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
4 developing » 3 developing
2.3.2 two » 2.2.2 two, 2.3.6 two, 1.3.2 two
two data » eo data, geo data
cost 4 » cost _, cost 2.4

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

• Adding a wildcard symbol may retrieve word variants: technologien fur information 2.3.2 two data communication cost 4 developing _ access.*.