Perhaps you should try some spelling variations:
deep developpements » des developpements, deux developpements, de developpement
3.2 communication » 3 communication, 2.3 communication, de communication
developpements de » developpement de, developpement des, developpement du
technology rapid » technology rate, technology road, technology trap
inflation causes » inflation crises, inflation rates, inflation taxes
rapid inflation » rapid population
communication 3 » communication _, communication a
causes prices » cause price, wages prices
prices 3.2 » price 3.2, prices 3.1, prices 4.2
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: technology rapid inflation causes prices 3.2 communication 3 deep developpements de afrique.*.