Perhaps you should try some spelling variations:
data communication » data communications
developpement de » developpement des, developpement durable
technology hard » technology has, technology have, technology hydro
inflation wages » inflation rates, inflation taxes, inflation targets
a developpement » au developpement, de developpement, le developpement
hard inflation » aid inflation, has inflation, hybrid inflation
wages sparse » based sparse, wages case, wages part
sparse data » share data
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology hard inflation wages sparse data communication costs a developpement de l'afrique.*.