Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
developpement il » developpement de, developpement et, developpement du
technology flow » technology low, technology from, technology food
a developpement » au developpement, de developpement, le developpement
flow inflation » low inflation, food inflation, log inflation
inflation land » inflation und, inflation can, inflation linked
prices 3.2 » price 3.2, prices 3.1, prices 4.2
il afrique » l afrique, en afrique
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 flow inflation land prices 3.2 communication costs a developpement il afrique.*.