Perhaps you should try some spelling variations:
population sector » population structure
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
de developpement » sme development
technology fast » technology fat, technology facts, technology first
fast population » farm population, host population, pest populations
developpement l » developpement il, developpement la, developpement de
sector prices » factor prices, sector policies, sector services
prices 2.1 » prices 2.4, prices 2.3, prices 3.1
l afrique » en afrique
costs de » 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 fast population sector prices 2.1 communication costs de developpement l afrique.*.