Perhaps you should try some spelling variations:
technologie 2 » technologies 2, technologie c, technologie 3
1 developing » 3 developing, 4 developing, 2 developing
developing e » developing _, developing a, developing east
e africa » em africa, de africa, eu africa
costs 1 » costs _, costs 4, costs a
_ set » _ sea, _ sex

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: "technologie 2 information contents ((a set) OR (_ set)) communication costs 1 developing e africa.~".
• Adding a wildcard symbol may retrieve word variants: technologie 2 information contents ((a set) OR (_ set)) communication costs 1 developing e africa.*.