Perhaps you should try some spelling variations:
2.2.5.4 communication » 12.2.4 communication, 2.2.3 communication, 12.4.4 communication
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
technology log » technology lag, technology low, technology law
crimes 2.2.5.4 » prices 2.2.5.7
log inflation » low inflation, local inflation, lower inflation
inflation tax » inflation rate, inflation _, inflation target
tax crimes » tax crime, war crimes, sex crimes
l afrique » en afrique
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 log inflation tax crimes 2.2.5.4 communication costs 4 developpement l afrique.*.