Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
3.2 communication » 3 communication, 2.3 communication, de 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 3.2 » case 3.2, base 3.2, weise 3.2
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 3.2 communication costs leur developpement l afrique.*.