Perhaps you should try some spelling variations:
"c largest decrease" » "c largest decreases" (Expand Search), "c marked decrease" (Expand Search), "_ largest decrease" (Expand Search), "c large decrease" (Expand Search)
"a marked increased" » "a marked increase" (Expand Search), "a marked increases" (Expand Search), "a marked decrease" (Expand Search), "a marker increased" (Expand Search), "_ marked increased" (Expand Search), "a market increased" (Expand Search)
"c larger decrease" » "c marked decrease" (Expand Search), "_ larger decrease" (Expand Search), "c large decrease" (Expand Search), "_ large decrease" (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("c largest decrease") OR ("c larger decrease"))) OR ("a marked increased"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"c largest decrease\") OR (\"c larger decrease\"))) OR (\"a marked increased\"))".
• Removing quotes may allow a broader search: (((( c largest decrease ) OR ( c larger decrease ))) OR ( a marked increased )).
• Adding a wildcard symbol may retrieve word variants: (((("c largest decrease") OR ("c larger decrease"))) OR ("a marked increased"))*.