Perhaps you should try some spelling variations:
change information » chandos information, trade information
technology change » technological change, technological changes
information gaps » information gap
la communication » data communication, data communications
a afrique » l afrique, en afrique
gaps de » gaps do, camps de, gaps new

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

• Performing a fuzzy search may retrieve terms with similar spellings: technology change information gaps de la communication networks _ development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technology change information gaps de la communication networks _ development a afrique.*.