Perhaps you should try some spelling variations:
2.3.1 communication » 2.3.1.1 communication, 2.3 communication, 2.2.3 communication
developpement du » developpement de, developpement des, developpement et
technology have » technology hard, technology has, technologies have
4 developpement » de developpement, le developpement, et developpement
have inflation » wage inflation, age inflation, has inflation
inflation tax » inflation rate, inflation _, inflation target
crime 2.3.1 » crimes 9.3.1, time 2.3.1, crime 13.1
du fabrique » la fabrique
tax crime » tax crimes, war crime, a crime
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology have inflation tax crime 2.3.1 communication costs 4 developpement du fabrique.*.