Perhaps you should try some spelling variations:
wages compensation » based compensation, workers compensation, labor compensation
developpement la » developpement de, developpement et, developpement du
innovation pt » innovation 1, innovation 4, innovation 3
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
time wages » time wage, time images, time water
la africa » can africa, 1 africa, em africa
pt time » part time, past time, port time
1.1 a » 2.1 a, 3.1 a, 4.1 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 pt time wages compensation ((1.1 a) OR (1.1 _)) developpement la africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 innovation pt time wages compensation ((1.1 a) OR (1.1 _)) developpement la africa.*.