Perhaps you should try some spelling variations:
wage compensation » wages compensation, damage compensation, based compensation
developpement eu » developpement et, developpement du, developpement en
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
innovation 4 » innovation _, innovation a, innovation 1
time wage » time age, time water, time usage
eu africa » em africa, 1 africa, 11 africa
4 time » 3 time
17 a » 1 a, 7 a, 19 a

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 4 time wage compensation ((17 a) OR (17 _)) developpement eu africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 innovation 4 time wage compensation ((17 a) OR (17 _)) developpement eu africa.*.