Perhaps you should try some spelling variations:
decrease cooperation » defense cooperation (Expand search), decrease proliferation (Expand search), decrease migration (Expand search)
cooperation effect » cooperation effects (Expand search), cooperative effect (Expand search), cooperative effects (Expand search)
decrease price » decrease pro (Expand search), decrease risk (Expand search)
price decrease » price increase (Expand search), juice decreases (Expand search), price increases (Expand search)
decrease life » decrease liver (Expand search), increase life (Expand search), decreases liver (Expand search)
life decrease » life decreases (Expand search), life decreased (Expand search), life increase (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 the decrease life decrease ) OR ( decrease price decrease cooperation effect ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease the decrease life decrease ) OR ( decrease price decrease cooperation effect ))*.