Perhaps you should try some spelling variations:
decay processes » levy processes (Expand search), key processes (Expand search), memory processes (Expand search)
types decrease » times decrease (Expand search), the decrease (Expand search)
decrease decay » decreases pecan (Expand search), decrease fear (Expand search), decrease renal (Expand search)
pitoni python » pitons python (Expand search), piton python (Expand search), pythons python (Expand search)
python api » python and (Expand search)

You may be able to get more results by adjusting your search query.

• Removing quotes may allow a broader search: (( three types decrease decay processes ) OR ( python api pitoni python programming ))~.