Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology trade » technology trends, technology transfer, technology transfers
2 communications » 2 communication, 3 communications, 4 communications
integration d » integration de, integration do, integration du
costs career » costs chapter, costs case, costs clear
d goes » _ 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 trade integration d goes 2 communications costs career development africa _.*.