Perhaps you should try some spelling variations:
wages compensation » based compensation, workers compensation, labor compensation
development ds » development d, development does, development desd
technology 2 » technology _, technology 1, technology 3
pale wages » male wages, base wages, idle wages
ds africa » de africa, does africa, yes africa
1.3 does » 12.3 does, 18.3 does, 1.4 does
13 does » 10 does

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 _ pale wages compensation ((1.3 does) OR (13 does)) development ds africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 2 innovation _ pale wages compensation ((1.3 does) OR (13 does)) development ds africa.*.