Perhaps you should try some spelling variations:
methodology overall » methodology overwatch, methodology overview, methodology general
overall population » rural population, general population
communication cote » communication costs, communication costa, communication case
de communication » mobile communication, online communication
en developpement » et developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
population age » population change, population aging, population data
l afrique » en afrique
age rade » age grade, age race, age ready
rade de » grade der, trade die, garde de
cote en » coton en, cote des, cote les

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

• Adding a wildcard symbol may retrieve word variants: methodology overall population age rade de communication cote en developpement l afrique.*.