Perhaps you should try some spelling variations:
during decreased » during increased (Expand search), during depressed (Expand search), drinking decreased (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
decreased brain » decreases brain (Expand search), increased brain (Expand search), decreased in (Expand search)
brain decrease » brain decreases (Expand search), brazil decrease (Expand search), strain decrease (Expand search)
decrease covid » increase covid (Expand search), increased covid (Expand search), disease covid (Expand search)
covid objects » moving objects (Expand search), coated objects (Expand search), sound objects (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 decreased brain decrease ) OR ( decrease to decrease covid objects ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease during decreased brain decrease ) OR ( decrease to decrease covid objects ))*.