Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies scale » technologies case, technologies stage, technologies social
too communications » togo communications, do communications, tobago communications
scale integration » care integration, soziale integration, trade integration
clean development » human development, urban development
integration de » integration der, integration des, l'integration de
costs clean » costs clear
does too » goes too, does good, does god
de does » der does, do does, one does

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

• Adding a wildcard symbol may retrieve word variants: technologies scale integration de does too communications costs clean development africa asia.*.