Perhaps you should try some spelling variations:
transfer integration » transport integration, transfer integrated, transfer intervention
communications costs » communication costs, communications _
clear development » clean development, clean developoment, car development
2 communications » 2 communication, 3 communications, 4 communications
integration du » integration de, integration do, integration dual
du goes » d goes, der goes, dow goes
goes 2 » goes _, goes 4, goes a

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

• Adding a wildcard symbol may retrieve word variants: technology transfer integration du goes 2 communications costs clear development africa _.*.