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 rate » decreased rate (Expand search), depressed brain (Expand search), depressed and (Expand search)
decrease after » increase after (Expand search), disease after (Expand search)
rate decrease » rats decreases (Expand search), rate increase (Expand search), and decrease (Expand search)
after defects » after effects (Expand search), battery defects (Expand search), mastery defects (Expand search)
decrease to » decreased to (Expand search), decrease toc (Expand search), decrease the (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 rate decrease ) OR ( decrease to decrease after defects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease during depressed rate decrease ) OR ( decrease to decrease after defects ))*.