Perhaps you should try some spelling variations:
significantly increase » significantly increased (Expand Search), significant increase (Expand Search), significantly decreased (Expand Search)
significantly improves » significantly improved (Expand Search), significantly improve (Expand Search), significant improvements (Expand Search)
increase decrease » increased release (Expand Search)
improves decrease » improves disease (Expand Search), improve disease (Expand Search), improved urease (Expand Search)

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

• Removing quotes may allow a broader search: (( significantly increase decrease ) OR ( significantly improves decrease )).