Perhaps you should try some spelling variations:
"c marked decrease" » "c marked increase" (Expand Search), "_ marked decrease" (Expand Search), "a marked decrease" (Expand Search), "n marked decrease" (Expand Search)
"a market increase" » "a marked increase" (Expand Search), "a marked increases" (Expand Search), "a percent increase" (Expand Search), "_ market increase" (Expand Search), "a marker increase" (Expand Search)
"c larger decrease" » "_ larger decrease" (Expand Search), "c large decrease" (Expand Search), "_ large 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: (("c marked decrease") OR ((("c larger decrease") OR ("a market increase"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"c marked decrease\") OR (((\"c larger decrease\") OR (\"a market increase\"))))".
• Removing quotes may allow a broader search: (( c marked decrease ) OR ((( c larger decrease ) OR ( a market increase )))).
• Adding a wildcard symbol may retrieve word variants: (("c marked decrease") OR ((("c larger decrease") OR ("a market increase"))))*.