Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologien und » technologie und, technologien des, technologien fur
information case » information based, information can, information costs
developing waste » developing east, developing water, developing eastern
und information » fund information, road information, award information
waste accessed » last accessed, websites accessed
4 developing » 3 developing
case de » case des, case d, case d1
de data » e data, wide data, de datos
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien und information case de data communications costs 4 developing waste accessed.*.