Perhaps you should try some spelling variations:
technology farm » technology firm, technology firms, technology from
farm population » slum population, rural population
a communication » la communication, data communication, data communications
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
data service » data services, debt service, a service
service a » service _, service area
l afrique » en afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology farm population data service a communication costs 4 developpement l afrique.*.