Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
chefs communications » cell communications, chad communications, chile communications
changes information » change information, channels information, chandos information
des developpement » des developpements, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
information a » information age, information about
des chefs » des chaos
l afrique » en afrique
a des » a der, a 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 a des chefs communications _ des developpement l afrique.*.