Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
communication 1.1 » communication 4.1, communication 7.1, communication 1.3
developpement et » developpement des, developpement de, development east
information psi » information pt, information point, information prior
3 communication » 4 communication, de communication, data communication
et afrique » en afrique, l afrique
psi power » psia power, i power, ii power
1.1 leur » 1.1 le, 1.1 les
power 3 » power _, power a, power 6

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information psi power 3 communication 1.1 leur developpement et afrique.*.