Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
inflation gross » inflation across, inflation process, information gross
a developpement » au developpement, de developpement, le developpement
technology gap » technology 1, technology 2.2, technology 3
gap inflation » has inflation, grade inflation, rapid inflation
gross prices » cross price, goods prices, gross proceeds
des afrique » en afrique, de l'afrique
prices 3.2 » price 3.2, prices 3.1, prices 4.2
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology gap inflation gross prices 3.2 communication costs a developpement des afrique.*.