Perhaps you should try some spelling variations:
technologies imperfect » technologies impact, technologies internet, technologies improve
imperfect information » market information
information act » information age, information a, information about
a afrique » l afrique, en afrique
act de » act der, pact de, act does
systems » system

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

• Performing a fuzzy search may retrieve terms with similar spellings: technologies imperfect information act de _ communication systems a development a afrique.~.
• Adding a wildcard symbol may retrieve word variants: technologies imperfect information act de _ communication systems a development a afrique.*.