Perhaps you should try some spelling variations:
compensation 13.2.3 » compensation 1.2.3, compensation 1.2.2.3, compensation 1.3.3
labor compensation » sector compensation
developpement der » developpement des, developpement de, developpement et
et developpement » de developpement, le developpement, test development
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
13.2.3 et » 13.2.3 key, 13.2.3 _, 13.2.1 e
2.4 im » 1.4 im, 6.4 im, 2.4 ibme
3.4 im » 3.4 imf, 1.4 im, 6.4 im
der e » der eg, der _

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 1 innovation ((2.4 im) OR (3.4 im)) labor compensation 13.2.3 et developpement der e.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 innovation ((2.4 im) OR (3.4 im)) labor compensation 13.2.3 et developpement der e.*.