Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
technology rapid » technology rate, technology road, technology trap
developpement en » developpement et, developpement des, developpement de
rapid inflation » rapid population
inflation taxes » inflation rates, inflation tax, inflation targets
taxes prices » wages prices, gas prices
prices 3.2 » price 3.2, prices 3.1, prices 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology rapid inflation taxes prices 3.2 communication costs _ developpement en afrique.*.