Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
technologien labor » technology labor, technologies lasers, technologien fur
labor information » sector information
developing east » development east, developing a, developing asia
information 1 » information 2, information 3, information 3.2
east accessed » last accessed, east successes, all accessed
4 developing » 3 developing
2 mobile » _ mobile, a mobile
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 labor information 1 2 mobile communications costs 4 developing east accessed.*.