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
information needs » information networks
a communications » a communication, data communications, a communicative
a afrique » l afrique, en afrique
needs de » needs men, needs one, needs _
de a » de la, de sa, der a

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies change information needs de a communications networks _ development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies change information needs de a communications networks _ development a afrique.*.