Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
changes information » change information, channels information, chandos information
cell communications » cell communication, health communications, rural communications
des developpement » des developpements, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
information 2 » information 3
l afrique » en afrique
des cell » does cell, es cell, dry cell
2 des » 2 der, 2 das, a des

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 des cell communications _ des developpement l afrique.*.