Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
communication case » communications case, communication based, communication phase
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
developpement la » developpement de, developpement et, developpement du
technology log » technology lag, technology low, technology law
inflation food » inflation good, inflation from, inflation und
log inflation » low inflation, local inflation, lower inflation
prices 2.1 » prices 2.4, prices 2.3, prices 3.1
la afrique » l afrique, la fabrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology log inflation food prices 2.1 communication case leur developpement la afrique.*.