Perhaps you should try some spelling variations:
decay processes » levy processes (Expand search), key processes (Expand search), memory processes (Expand search)
decrease decay » decreases pecan (Expand search), decrease fear (Expand search), decrease fetal (Expand search)
decrease soil » decreases soil (Expand search), increase soil (Expand search), decrease il (Expand search)
soil decrease » oil decreases (Expand search), soil increase (Expand search), bail decreases (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 soil decrease decay processes ) OR ( python lambda _ python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease soil decrease decay processes ) OR ( python lambda _ python programming ))*.