Perhaps you should try some spelling variations:
technologies basic » technologies based, technologies bit, technologies big
basic population » basin population, fast population, nomadic population
population child » population chile, population children, population ahead
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
e communication » de communication, 1 communication, une communication
child using » chile using, child during, child being
de afrique » de l'afrique, en afrique, l afrique
costs au » costs a, costs amy, costs _
using e » using _, using a, using 4d

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

• Adding a wildcard symbol may retrieve word variants: technologies basic population child using e communication costs au developpement de afrique.*.