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)
decrease pain » decreases pain (Expand search), decrease in (Expand search), decreased brain (Expand search)
pain decrease » taping decrease (Expand search), strain decrease (Expand search), brain decreases (Expand search)
decrease can » decrease in (Expand search), decrease at (Expand search), decrease on (Expand search)
can decrease » can increase (Expand search), and decrease (Expand search), to decrease (Expand search)
decrease and » decreases and (Expand search), decrease in (Expand search), decrease of (Expand search)
protocols » protocol (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 can decrease during depressed ) OR ( decrease pain decrease AND protocols ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease can decrease during depressed ) OR ( decrease pain decrease and protocols ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease can decrease during depressed ) OR ( decrease pain decrease and protocols ))*.