Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
del developpement » de developpement, des developpements, le developpement
inflation target » inflation targeting, inflation rate, inflation rates
developpement en » developpement et, developpement des, developpement de
technology can » technology change, technology 1, technology 2.2
can inflation » ein inflation, has inflation, von inflation
range 2.1 » ranges 2.1, range 2.4, change 2.1
costo del » costa del, cose del, costo e

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

• Adding a wildcard symbol may retrieve word variants: technology can inflation target range 2.1 communication costo del developpement en afrique.*.