Perhaps you should try some spelling variations:
based developmental » based development, revised developmental, market developmental
developmental state » development strategy, developmental impact
data communication » data communications
information gdp » information gap, information gaps, information guide
state africa » trade africa
costs based » cost based, costs case, hots based
gdp from » gap from, up from, map from

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

• Adding a wildcard symbol may retrieve word variants: technology _ information gdp from data communication costs based developmental state africa.*.