Perhaps you should try some spelling variations:
china's communications » china communications, china communication, crisis communications
communications costs » communication costs, communications _
development afrika » development africa, developments africa, development africans
clean development » human development, urban development
information 2 » information 3
afrika africa » africa africa, africa africa's, america africa
technology 1 » technology _
das china's » dan china's, does china's, can china's
costs clean » costs clear
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information 2 das china's communications costs clean development afrika africa.*.