Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
change information » chandos information, trade information
technology change » technological change, technological changes
developpement la » developpement de, developpement et, developpement du
information auf » information age, information a, information act
la afrique » l afrique, la fabrique, en afrique
care » case

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

• Adding a wildcard symbol may retrieve word variants: technology change information auf care data communications costs _ developpement la afrique.*.