Perhaps you should try some spelling variations:
during depressed » during depressive (Expand search), during repressive (Expand search), feeling depressed (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
depressed break » depressed area (Expand search), depressed areas (Expand search), depressed brain (Expand search)
oil processing » gel processing (Expand search), signal processing (Expand search), visual processing (Expand search)
break decrease » urea decrease (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
and decrease » and decreases (Expand search), and decreased (Expand search), and increase (Expand search)
decrease oil » decrease il (Expand search), decreases soil (Expand search), decrease milk (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decrease AND decrease oil processing ) OR ( decrease during depressed break decrease ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease and decrease oil processing ) OR ( decrease during depressed break decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease and decrease oil processing ) OR ( decrease during depressed break decrease ))*.