Perhaps you should try some spelling variations:
das developpements » des developpements, deux developpements, de developpement
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
developpements de » developpement de, developpement des, developpement du
based inflation » cases inflation, based information, based innovation
inflation trade » inflation rate, inflation rates, inflation tax
communication 2 » communication _, communication a, communication 3
shocks 6.2 » shocks 5.2, shocks 2.4, shocks 3.3
de afrique » de l'afrique, en afrique, l afrique
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technology based inflation trade shocks 6.2 communication 2 das developpements de afrique.*.