Perhaps you should try some spelling variations:
developpement de » developpement des, developpement durable
population based » population age, simulation based, population data
3 communication » 4 communication, de communication, data communication
a developpement » au developpement, de developpement, le developpement
technology can » technology change, technology 1, technology 2.2
can population » en population, urban population, human population
based finance » based financing, based financial
finance 3 » finance _, finance a, finance 1
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology can population based finance 3 communication costs a developpement de l'afrique.*.