Perhaps you should try some spelling variations:
significantly linked » significantly longer (Expand Search), significantly altered (Expand Search), significantly higher (Expand Search)
significantly weaker » significantly greater (Expand Search), significantly better (Expand Search), significantly related (Expand Search)
linked decrease » marked decrease (Expand Search), linear decrease (Expand Search)
weaker decrease » greater decrease (Expand Search), teer decrease (Expand Search), water decreases (Expand Search)

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

• Removing quotes may allow a broader search: (( significantly linked decrease ) OR ( significantly weaker decrease )).