Perhaps you should try some spelling variations:
le developpement » de developpement, sme development
arts competition » party competition, act competition, plants competition
developpement de » developpement des, developpement durable
competition 2.3 » competition 4.3, competition 2.2, competition 2.5
3 innovations » _ innovations, 3 innovation, i innovations
technology 3 » technology _, technology 1, technology 4
de africa » does africa, de america, use africa
a rice » _ rice, a rich, a richer
3 rice » _ rice
2.3 le » 2.3 les, 12.3 le, 2.3 lee

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technology 3 innovations ((a rice) OR (3 rice)) arts competition 2.3 le developpement de africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 3 innovations ((a rice) OR (3 rice)) arts competition 2.3 le developpement de africa.*.