Perhaps you should try some spelling variations:
information context » information content, information contents, information centers
wage compensation » wages compensation, damage compensation, based compensation
technologies 3 » technologies _, technologies 4, technologies 2
development em » development eco, development 1, development 11
3 information » 1 information
em africa » 1 africa
3 wage » 3 wages, c3 wage, _ wage
2.5 a » 4.5 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: "technologies 3 information context 3 wage compensation ((2.5 a) OR (2.5 _)) development em africa.~".
• Adding a wildcard symbol may retrieve word variants: technologies 3 information context 3 wage compensation ((2.5 a) OR (2.5 _)) development em africa.*.