Perhaps you should try some spelling variations:
information exchanges » information exchange, information chapter
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
der developpement » de developpement, des developpements, leur developpement
communications 3 » communications _, communications a, communications 5
developpement la » developpement de, developpement et, developpement du
technologies 2 » technologies _, technologies 4
exchanges 2 » exchanges _, exchanges 3, exchanges 4
la afrique » l afrique, la fabrique, en afrique
2 3.1 » _ 3.1, i 3.1, a 3.1
3 der » _ der, 2 der

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information exchanges 2 3.1 communications 3 der developpement la afrique.*.