Perhaps you should try some spelling variations:
clear developpement » leur developpement, clean development, le developpement
3.2 communication » 3 communication, 2.3 communication, de communication
developpement et » developpement des, developpement de, development east
technology rate » technology state, technology role, technology related
rate inflation » grade inflation, wage inflation, age inflation
inflation tax » inflation rate, inflation _, inflation target
policy 3.2 » policy 3.1, policy 3.3, policy 2.1
et 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 rate inflation tax policy 3.2 communication costs clear developpement et afrique.*.