Perhaps you should try some spelling variations:
labor compensation » sector compensation
developpement du » developpement de, developpement des, developpement et
4 innovations » _ innovations, 4 innovation, 3 innovations
innovations a » innovations _, innovations china, innovations japan
technology 4 » technology _, technology 1, technology 3
das labor » laws labor, odds labor, u.s labor
du africa » de africa, eu africa, 1 africa
4.4 die » 3.4 die, 2.4 die, 1.4 die
4.4 de » 4.4 der
a das » 1 das, 2 das, 3 das

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 4 innovations a das labor compensation ((4.4 de) OR (4.4 die)) developpement du africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 4 innovations a das labor compensation ((4.4 de) OR (4.4 die)) developpement du africa.*.