Perhaps you should try some spelling variations:
significantly greater » significantly correlated (Expand Search), significantly increased (Expand Search), significantly higher (Expand Search)
significantly improve » significantly improved (Expand Search)
greater decrease » greatest decrease (Expand Search), greater increase (Expand Search), greater disease (Expand Search)
improve decrease » improve disease (Expand Search), improved urease (Expand Search), improves disease (Expand Search)

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

• Removing quotes may allow a broader search: (( significantly greater decrease ) OR ( significantly improve decrease )).