Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
federation export » integration export
2.3 communication » 3.2 communication, de communication, 4 communication
technology r » technology 1, technology 3, technology 4
r federation » _ federation, 3 federation, 5 federation
des afrique » en afrique, de l'afrique
costs leur » costs clear
base 2.3 » case 2.3, base 4.3, base 3.3

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

• Adding a wildcard symbol may retrieve word variants: technology r federation export base 2.3 communication costs leur developpement des afrique.*.