Perhaps you should try some spelling variations:
11.4 communication » 1.4 communication, 11.6 communication, 11.4.1 communication
au developpement » du developpement, de developpement, le developpement
inflation tax » inflation rate, inflation _, inflation target
des afrique » en afrique, de l'afrique
crime 11.4 » crime 5.4, crime 1.5, crime 13.1
tax crime » tax crimes, war crime, a crime
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation tax crime 11.4 communication costs au developpement des afrique.*.