Perhaps you should try some spelling variations:
rapidly decreases » rapidly decrease (Expand search), rapidly increases (Expand search), rapid decrease (Expand search)
decrease rapidly » disease rapidly (Expand search), decrease lipid (Expand search)
decreases sperm » decreased sperm (Expand search), decreases serum (Expand search), decreasing sperm (Expand search)
sperm decrease » term decrease (Expand search), speed decrease (Expand search), speed decreases (Expand search)
decrease food » decreases food (Expand search), increase food (Expand search), decreases blood (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 OR decrease food processing ) OR ( decrease rapidly decreases sperm decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease OR decrease food processing ) OR ( decrease rapidly decreases sperm decrease ))*.