Perhaps you should try some spelling variations:
land compensation » labor compensation, based compensation, fair compensation
compensation 1.3 » compensation 1.4, compensation 1.2.3, compensation 1.3.2
mine development » sme development, trade development, business development
development em » development eco, development 1, development 11
technology 2 » technology _, technology 1, technology 3
em africa » 1 africa
1.3 mine » 1.3 eine, 1.3 main, 1.3 more
3 them » 3 theme, _ them, 7 them
5 them » 5 theme, _ them, 5 thee

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 2 innovation ((3 them) OR (5 them)) land compensation 1.3 mine development em africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 2 innovation ((3 them) OR (5 them)) land compensation 1.3 mine development em africa.*.