Perhaps you should try some spelling variations:
decreased survival » increased survival (Expand search), increases survival (Expand search), increase survival (Expand search)
survival processes » surgical processes (Expand search), survival processing (Expand search), survival properties (Expand search)
toc decreased » to decreased (Expand search), the decreased (Expand search), not decreased (Expand search)
decrease rate » decreased rate (Expand search), decreases rate (Expand search), decrease at (Expand search)
rate decrease » rats decreases (Expand search), rate increase (Expand search), to decrease (Expand search)
decrease toc » decrease of (Expand search), decrease the (Expand search), decreased to (Expand search)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
not decrease » to decrease (Expand search), not increase (Expand search), and decrease (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 toc decreased survival processes ) OR ( decrease NOT decrease rate decrease ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease toc decreased survival processes ) OR ( decrease not decrease rate decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease toc decreased survival processes ) OR ( decrease not decrease rate decrease ))*.