Perhaps you should try some spelling variations:
overview population » overall population, overview location, overview motivation
one communication » une communication, prone communication, ante communication
population wages » population age, population aged, population changes
au developpement » du developpement, de developpement, le developpement
method overview » methods overview
wages place » takes place, names place, wages lac
des afrique » en afrique, de l'afrique
place one » place une, place code, place home
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: method overview population wages place one communication costs au developpement des afrique.*.