Perhaps you should try some spelling variations:
significantly weaker » significantly greater (Expand Search), significantly better (Expand Search), significantly related (Expand Search)
significantly i » significantly _ (Expand Search), significantly high (Expand Search), significantly less (Expand Search)
weaker decrease » greater decrease (Expand Search), teer decrease (Expand Search), water decreases (Expand Search)
i decrease » _ decrease (Expand Search), a decrease (Expand Search), _ decreased (Expand Search)

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

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