Perhaps you should try some spelling variations:
"significantly weaker decrease" » "significantly greater decrease" (Expand Search), "significantly better decrease" (Expand Search), "significantly related decrease" (Expand Search), "significantly _aker decrease" (Expand Search), "significantly iaker decrease" (Expand Search), "significantly loweraker decrease" (Expand Search), "significantly teer decrease" (Expand Search), "significantly water decreases" (Expand Search)
"significantly we decrease" » "significantly _ decrease" (Expand Search), "significantly i decrease" (Expand Search), "significantly lower decrease" (Expand Search), "significantly a decrease" (Expand Search), "significantly nn decrease" (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("significantly we decrease") OR ("significantly weaker decrease"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"significantly we decrease\") OR (\"significantly weaker decrease\"))*".
• Removing quotes may allow a broader search: (( significantly we decrease ) OR ( significantly weaker decrease ))*.