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)
heat processing » meat processing (Expand search), text processing (Expand search), event processing (Expand search)
depressed heat » depressed left (Expand search), expressed heat (Expand search), depressed text (Expand search)
decrease toc » decrease of (Expand search), decreased to (Expand search), decrease on (Expand search)
toc decrease » to decrease (Expand search), not decrease (Expand search), of decrease (Expand search)
decrease the » decreases the (Expand search), decrease in (Expand search), decrease of (Expand search)
the decrease » to decrease (Expand search), and decrease (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 heat processing ) OR ( decrease toc decrease the decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease during depressed heat processing ) OR ( decrease toc decrease the decrease ))*.