Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
des developpements » deux developpements, de developpement, et developpements
developpements l » developpements de, developpement il, developpement la
inflation rates » inflation rate
technology gap » technology 1, technology 2.2, technology 3
rates practice » cases practice, patent practice, praxis practice
gap inflation » has inflation, grade inflation, rapid inflation
costs des » costs fees
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology gap inflation rates practice _ communications costs des developpements l afrique.*.