Perhaps you should try some spelling variations:
"5 non decrease" » "5 nn decrease" (Expand Search), "5 point decrease" (Expand Search), "5 note decreased" (Expand Search), "5 nonn decrease" (Expand Search), "5 no_ decrease" (Expand Search), "5 noa decrease" (Expand Search), "_ non decrease" (Expand Search), "a non decrease" (Expand Search), "3 non decrease" (Expand Search), "15 non decrease" (Expand Search), "5 nmon decrease" (Expand Search)
"e non decrease" » "e nn decrease" (Expand Search), "e point decrease" (Expand Search), "e note decreased" (Expand Search), "e nonn decrease" (Expand Search), "e no_ decrease" (Expand Search), "e noa decrease" (Expand Search), "_ non decrease" (Expand Search), "a non decrease" (Expand Search)
"5 n decrease" » "5 nn decrease" (Expand Search), "5 _ decrease" (Expand Search), "5 a decrease" (Expand Search), "15 n decrease" (Expand Search), "5 nm decrease" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"5 n decrease\") OR (((\"5 non decrease\") OR (\"e non decrease\"))))~".
• Removing quotes may allow a broader search: (( 5 n decrease ) OR ((( 5 non decrease ) OR ( e non decrease ))))~.
• Adding a wildcard symbol may retrieve word variants: (("5 n decrease") OR ((("5 non decrease") OR ("e non decrease"))))*.