Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
communication 7.1 » communication 4.1, communication 1, communication 3.3
developpement et » developpement des, developpement de, development east
information 1.2 » information 1.5.2, information 2
power risk » powers risk, lower risk, power ric
et afrique » en afrique, l afrique
1.2 power » 3.2 power, 1.3 power, 5.2 power
7.1 leur » 7.1 der, 7.1 le, 7.1 les

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information 1.2 power risk communication 7.1 leur developpement et afrique.*.