Perhaps you should try some spelling variations:
communications networks » communication networks, telecommunications networks, telecommunications network
technologies change » technologies changing, technological change, technologies chapter
change information » chandos information, trade information
la communications » la communication, a communications, 10 communications
1500 development » 10 development, 15 development, 1970 development
information et » l'information et, information 2, information 1
networks 1500 » networks 10, networks 1, networks 5

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

• Adding a wildcard symbol may retrieve word variants: technologies change information et de la communications networks 1500 development _ afrique.*.