Perhaps you should try some spelling variations:
usage compensation » dosage compensation, wage compensation, damage compensation
technology land » technology law, technology led, technology finland
land innovation » lane innovation, brand innovation, lanka innovation
innovation 1 » innovation _, innovation a
time usage » time use, home usage, time age
des africa » does africa, yes africa, de africa
1 time » 3 time, 4 time, 2 time
13 et » 12 et
1 et » 12 et, 1 net, 1 set

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 land innovation 1 time usage compensation ((1 et) OR (13 et)) developpement des africa.~".
• Adding a wildcard symbol may retrieve word variants: technology land innovation 1 time usage compensation ((1 et) OR (13 et)) developpement des africa.*.