Perhaps you should try some spelling variations:
2.5 communication » 2.3 communication, 2.7 communication, 3.5 communication
et developpement » de developpement, le developpement, test development
technology rate » technology state, technology role, technology related
developpement l » developpement il, developpement la, developpement de
rate inflation » grade inflation, wage inflation, age inflation
index prices » index price, index places, index provinces
prices 2.5 » prices 2.4, prices 2.1, prices 2.3
l afrique » en afrique
costs et » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology rate inflation index prices 2.5 communication costs et developpement l afrique.*.