Perhaps you should try some spelling variations:
crop adoption » crop adaptation, cloud adoption
erp adoption » bpm adoption, 10 adoption, 2 adoption
era adoption » ema adoption, esa adoption, a adoption
energy crop » energy crops
energy erp » energy ep, energy erec, energy e
energy era » energy e, energy end

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((( energy crop adoption ) OR ( energy erp adoption ))) OR ( energy era adoption )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( energy crop adoption ) OR ( energy erp adoption ))) or ( energy era adoption ))".
• Adding a wildcard symbol may retrieve word variants: (((( energy crop adoption ) OR ( energy erp adoption ))) or ( energy era adoption ))*.