Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
3.2 communication » 3 communication, 2.3 communication, de communication
inflation target » inflation targeting, inflation rate, inflation rates
developpement en » developpement et, developpement des, developpement de
technology flow » technology low, technology from, technology food
e developpement » de developpement, le developpement, et developpement
flow inflation » low inflation, food inflation, log inflation
target race » target rate, target price, target range
race 3.2 » race 3.7, race 4.2, rice 3.2

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

• Adding a wildcard symbol may retrieve word variants: technology flow inflation target race 3.2 communication costa e developpement en afrique.*.