Perhaps you should try some spelling variations:
population sector » population structure
technology rapid » technology rate, technology road, technology trap
rapid population » world population
le developpement » de developpement, sme development
4 communication » 3 communication, 5.4 communication, de communication
developpement l » developpement il, developpement la, developpement de
sector prices » factor prices, sector policies, sector services
l afrique » en afrique
prices 4 » prices _, prices a, prices 3
costs le » 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 rapid population sector prices 4 communication costs le developpement l afrique.*.