Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
technology gap » technology 1, technology 2.2, technology 3
inflation base » inflation rate, inflation bias, inflation das
gap inflation » has inflation, grade inflation, rapid inflation
des afrique » en afrique, de l'afrique
base price » sale price
price 3.2 » prices 3.2, price 2.2, rice 3.2

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

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