Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
chairs communication » change communication, class communication, mass communication
changes information » change information, channels information, chandos information
la developpement » le developpement, de developpement, et developpement
developpement l » developpement il, developpement la, developpement de
information 2 » information 3
l afrique » en afrique
2 das » 1 das

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

• Adding a wildcard symbol may retrieve word variants: technological changes information 2 das chairs communication a la developpement l afrique.*.