Perhaps you should try some spelling variations:
labor compensation » sector compensation
der developpement » de developpement, des developpements, leur developpement
compensation 2.3 » compensation 1.3, compensation 2.5, compensation 1.2.3
developpement em » developpement et, developpement en, developpement des
technology 2 » technology _, technology 1, technology 3
em africa » 1 africa
1 debt » 4 debt
3 debt » 83 debt, 4 debt, 2.3 debt

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 2 innovation ((1 debt) OR (3 debt)) labor compensation 2.3 der developpement em africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 2 innovation ((1 debt) OR (3 debt)) labor compensation 2.3 der developpement em africa.*.