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 buffer » decrease after (Expand search), decrease burden (Expand search), decrease suffering (Expand search)
depressed pain » depressed brain (Expand search), depressed patient (Expand search), depression pain (Expand search)
buffer effects » buffer effect (Expand search), burger effects (Expand search), after effects (Expand search)
pain decrease » can decrease (Expand search), taping decrease (Expand search), strain decrease (Expand search)
decrease of » decrease in (Expand search)
of decrease » or decrease (Expand search), not decrease (Expand search), to decrease (Expand search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease during depressed pain decrease ) OR ( decrease of decrease buffer effects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease during depressed pain decrease ) OR ( decrease of decrease buffer effects ))*.