Perhaps you should try some spelling variations:
population shared » population share, population based, population area
technology large » technology lag, technology law, technology land
large population » age population
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
4 communication » 3 communication, 5.4 communication, de communication
shared spaces » shared space, sacred spaces, sharing spaces
spaces 4 » spaces _, spaces 3, spaces 1

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

• Adding a wildcard symbol may retrieve word variants: technology large population shared spaces 4 communication _ du developpement en afrique.*.