Perhaps you should try some spelling variations:
compensation 1.3 » compensation 1.4, compensation 1.2.3, compensation 1.3.2
does development » dams development, ides development, smes development
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
innovation 2 » innovation 1, innovation 4, innovation 3
das labor » laws labor, odds labor, als labor
1.3 does » 12.3 does, 18.3 does, 13 does

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 ((das labor) OR (u.s labor)) compensation 1.3 does development 1 africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 innovation 2 ((das labor) OR (u.s labor)) compensation 1.3 does development 1 africa.*.