Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
developpement de » developpement des, developpement durable
3 communication » 4 communication, de communication, data communication
3 information » 1 information
information 2 » information 3
technology 3 » technology _, technology 1, technology 4
costs leur » costs clear
de afrique » de l'afrique, en afrique, l afrique
2 service » e service, 1 service, 4 service
service 3 » service _, service a

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

• Adding a wildcard symbol may retrieve word variants: technology 3 information 2 service 3 communication costs leur developpement de afrique.*.