Perhaps you should try some spelling variations:
significantly greatest » significantly greater (Expand Search), significantly related (Expand Search), significantly increases (Expand Search)
significantly marked » significantly larger (Expand Search), significantly linked (Expand Search), significantly improved (Expand Search)
greatest decrease » greater decrease (Expand Search), treatment decreased (Expand Search), greater increase (Expand Search)
marked decrease » marked increase (Expand Search)

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

• Removing quotes may allow a broader search: (( significantly greatest decrease ) OR ( significantly marked decrease ))*.