Perhaps you should try some spelling variations:
these processes » the processes (Expand search), thermal processes (Expand search), change processes (Expand search)
decrease these » decrease their (Expand search), decrease theory (Expand search), decreases the (Expand search)
pigeon python » piton python (Expand search), pitons python (Expand search), python python (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 these processes ) OR ( python _ pigeon python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease the decrease these processes ) OR ( python _ pigeon python programming ))*.