Perhaps you should try some spelling variations:
wages compensation » based compensation, workers compensation, labor compensation
development ds » development d, development does, development desd
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
palm wages » male wages, farm wages
ds africa » de africa, does africa, yes africa
13 index » 11 index, 2 index
a palm » _ palm, a pale, la palma

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 1 innovation a palm wages compensation ((13 index) OR (3 index)) development ds africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 innovation a palm wages compensation ((13 index) OR (3 index)) development ds africa.*.