Perhaps you should try some spelling variations:
land compensation » labor compensation, based compensation, fair compensation
development des » development does, development desd, development ds
des africa » does africa, yes africa, de africa
data land » data plane, data lod
2.3 dams » 2.3 dalsi, 2.3 data, 2.3 dank
2.3 das » 3.3 das, 2.3 data

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 _ innovation a data land compensation ((2.3 dams) OR (2.3 das)) development des africa.~".
• Adding a wildcard symbol may retrieve word variants: technology _ innovation a data land compensation ((2.3 dams) OR (2.3 das)) development des africa.*.