Perhaps you should try some spelling variations:
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
inflation target » inflation targeting, inflation rate, inflation rates
developpement en » developpement et, developpement des, developpement de
a developpement » au developpement, de developpement, le developpement
technology die » technologie die, technology does, technology 4ir
die inflation » does inflation, der inflation, price inflation
target task » target tasks, target risk, target tax
task 4.2 » tasks 4.2, task 4.4, task 4.6
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 die inflation target task 4.2 communication costs a developpement en afrique.*.