Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
3.2 communication » 3 communication, 2.3 communication, de communication
developpement en » developpement et, developpement des, developpement de
technology gaps » technology gap
inflation trade » inflation rate, inflation rates, inflation tax
gaps inflation » has inflation, grade inflation, rapid inflation
trade price » trade prices, crude price, bride price
costs leur » costs clear
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 gaps inflation trade price 3.2 communication costs leur developpement en afrique.*.