Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
parks integration » ark integration, markets integration, parents integration
integration power » integrative power, integration process, international power
4 communications » 14 communications, 4 communication, 2 communications
power prices » lower prices, water prices
4 developing » 3 developing
developing a » developing _
prices 4 » prices _, prices a, prices 3
a africa » 1 africa, can africa, em africa
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: technology parks integration power prices 4 communications costs 4 developing a africa.*.