Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
oman communications » human communications, iran communications, romania communications
technologien fur » technologien des, technologien und, technologies 2
fur information » zur information, fair information, your information
information can » information case, information 1, information 1.2
4 developing » 3 developing
labour oman » labour men, labour demand
can labour » can labor, care labour, a labour
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 fur information can labour oman communications costs 4 developing _ access.*.