Perhaps you should try some spelling variations:
overall population » rural population, general population
amy developpement » au developpement, de developpement, le developpement
de communication » mobile communication, online communication
developpement en » developpement et, developpement des, developpement de
methods overall » methods overview
population age » population change, population aging, population data
age place » take place, safe place, same place
costs amy » costs a
place de » place _

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

• Adding a wildcard symbol may retrieve word variants: methods overall population age place de communication costs amy developpement en afrique.*.