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 after » repressed after (Expand search), decreased after (Expand search), expressed after (Expand search)
after process » water process (Expand search), inter process (Expand search), auger process (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), strain 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)

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