Perhaps you should try some spelling variations:
overall population » rural population, general population
communication cote » communication costs, communication costa, communication case
des developpements » deux developpements, de developpement, et developpements
day communication » way communication, daily communication, data communication
developpements de » developpement de, developpement des, developpement du
population wages » population age, population aged, population changes
wages trade » wages race, wharves trade, states trade
de afrique » de l'afrique, en afrique, l afrique
trade day » trade data, trade date, trade a
cote des » cote de, cote les, compte des
method » methods

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

• Adding a wildcard symbol may retrieve word variants: method overall population wages trade day communication cote des developpements de afrique.*.