Perhaps you should try some spelling variations:
"significantly altered decrease" » "significantly affected decrease" (Expand Search), "significantly elevated decrease" (Expand Search), "significantly lower decrease" (Expand Search), "significantly altered release" (Expand Search), "significantly observed decrease" (Expand Search), "significantly teer decrease" (Expand Search)
"significantly linked decrease" » "significantly longer decrease" (Expand Search), "significantly higher decrease" (Expand Search), "significantly lower decrease" (Expand Search), "significantly marked decrease" (Expand Search), "significantly linear 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 linked decrease") OR ("significantly altered decrease"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"significantly linked decrease\") OR (\"significantly altered decrease\"))*".
• Removing quotes may allow a broader search: (( significantly linked decrease ) OR ( significantly altered decrease ))*.