Perhaps you should try some spelling variations:
during depressed » during depressive (Expand search), during repressive (Expand search), feeling depressed (Expand search)
oral processing » oil processing (Expand search), dual processing (Expand search), neural processing (Expand search)
decrease during » increase during (Expand search), increases during (Expand search), increased during (Expand search)
decrease costs » decreasing costs (Expand search), decreases post (Expand search), disease costs (Expand search)
costs decrease » loss decrease (Expand search), not decrease (Expand search), cells decrease (Expand search)
decrease oral » decrease total (Expand search), decrease or (Expand search), increase oral (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 costs decrease oral processing ) OR ( decrease to decrease during depressed ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease costs decrease oral processing ) OR ( decrease to decrease during depressed ))*.