Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
changes innovations » change innovations, change innovation, chains innovations
des developpements » deux developpements, de developpement, et developpements
developpements des » developpement des, developpements de, developpement de
fair competition » unfair competition
innovations a » innovations _, innovations china, innovations japan
competition a » competition _, competition law, competition laws
scheme fair » schemes fair, scheme failure, schemes fare
des africa » does africa, yes africa, de africa
a scheme » _ scheme, a schema, 2 scheme
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technological changes innovations a scheme fair competition a des developpements des africa.*.