Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
charles communication » change communication, causes communication, chairs communication
changes information » change information, channels information, chandos information
der developpement » de developpement, des developpements, leur developpement
developpement en » developpement et, developpement des, developpement de
communication 2 » communication _, communication a, communication 3
information 1 » information 2, information 3, information 3.2
de charles » hyde charles, lee charles, _ charles
2 der » _ der
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 charles communication 2 der developpement en afrique.*.