Perhaps you should try some spelling variations:
land compensation » labor compensation, based compensation, fair compensation
development role » development round, development risk, development r
innovation gene » innovation game, innovation grenzen, innovation agenda
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
role africa » europe africa, relief africa, trade africa
gene leone » gene clone, gene gene, gene one
1.3 a » 2.3 a, 1.1 a, 4.3 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: "technology 1 innovation gene leone land compensation ((1.3 a) OR (1.3 _)) development role africa.~".
• Adding a wildcard symbol may retrieve word variants: technology 1 innovation gene leone land compensation ((1.3 a) OR (1.3 _)) development role africa.*.