Perhaps you should try some spelling variations:
communication service » communication services, communications services, communication series
change information » chandos information, trade information
service a » service _, service area
a afrique » l afrique, en afrique
law de » law die, law do
technological » technologies

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

• Performing a fuzzy search may retrieve terms with similar spellings: technological change information law de _ communication service a development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technological change information law de _ communication service a development a afrique.*.