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 de » developpement des, developpement durable
information psi » information pt, information point, information prior
lower risk » power risk, powers risk, low risk
de afrique » de l'afrique, en afrique, l afrique
psi lower » psia 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 psi lower risk communication 7.1 leur developpement de afrique.*.