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 » can decrease (Expand search), taping decrease (Expand search), brain decreases (Expand search)
decrease of » decrease in (Expand search)
of dot » of dog (Expand search), of dom (Expand search), of don (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 AND decrease during depressed ) OR ( decrease pain decrease of dot ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease AND decrease during depressed ) OR ( decrease pain decrease of dot ))*.