Perhaps you should try some spelling variations:
technology leaders » technology readiness, technology trade, technology users
leaders inflation » leaders inflection, cases inflation, taxes inflation
den developpement » de developpement, en developpement, des developpements
inflation target » inflation targeting, inflation rate, inflation rates
17 communication » 7 communication, 1 communication, 10 communication
developpement en » developpement et, developpement des, developpement de
target file » target field, target while, target fish
file 17 » file 1, file 10, file 11

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

• Adding a wildcard symbol may retrieve word variants: technology leaders inflation target file 17 communication _ den developpement en afrique.*.