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