Perhaps you should try some spelling variations:
development does » development data, development 1, development 1.1
de development » e development, ce development, de developpement
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
innovation 1 » innovation _, innovation a
does africa » zones africa, does america, dress africa
time usage » home usage, time age, time wage

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 1 ((time usage) OR (time use)) compensation _ de development does africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 innovation 1 ((time usage) OR (time use)) compensation _ de development does africa.*.