Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
chaines communication » chairs communication, change communication, causes communication
changes information » change information, channels information, chandos information
des developpements » deux developpements, de developpement, et developpements
developpements l » developpements de, developpement il, developpement la
information 1 » information 2, information 3, information 3.2
de chaines » des chaines, de charges, de charles
l afrique » en afrique
a des » a der, a das
1 de » 1 die, 1 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technological changes information 1 de chaines communication a des developpements l afrique.*.