Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
2.3 communication » 3.2 communication, de communication, 4 communication
technology grade » technology trade, technology guides, technology gender
grade inflation » price inflation, trade information
inflation rates » inflation rate
developpement l » developpement il, developpement la, developpement de
costs leur » costs clear
raise 2.3 » raised 2.4, case 2.3, krise 2.3
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology grade inflation rates raise 2.3 communication costs leur developpement l afrique.*.