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), disease during (Expand search)
depressed owing » depressed towns (Expand search), depressao coping (Expand search)
owing pellets » using pellets (Expand search), growing pullets (Expand search), in pellets (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 to » decrease toc (Expand search), decreased to (Expand search), decrease the (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 to decrease ) OR ( decrease during depressed owing pellets ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease and decrease to decrease ) OR ( decrease during depressed owing pellets ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease and decrease to decrease ) OR ( decrease during depressed owing pellets ))*.