Perhaps you should try some spelling variations:
decreased sperm » decreased sleep (Expand search)
sperm decrease » term decrease (Expand search), speed decrease (Expand search), speed decreases (Expand search)
dose processes » noise processes (Expand search), coke processes (Expand search), use processes (Expand search)
methods python » methods action (Expand search), pythons python (Expand search), methods method (Expand search)
decrease dose » decrease due (Expand search), decrease costs (Expand search), decrease model (Expand search)
method agile » methods agile (Expand search), method active (Expand search), method mobile (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: "(( decreased sperm decrease dose processes ) OR ( method agile methods python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decreased sperm decrease dose processes ) OR ( method agile methods python programming ))*.