Perhaps you should try some spelling variations:
sampling sample » samplings example (Expand search), sampling scale (Expand search), sample sample (Expand search)
system decrease » system decreases (Expand search), system increase (Expand search), symptom decrease (Expand search)
sample action » sample fraction (Expand search), sample addition (Expand search), sample fusion (Expand search)
action system » action systems (Expand search), traction system (Expand search), reaction system (Expand search)
python python » pythons python (Expand search), piton python (Expand search), pitons python (Expand search)
in python » _ python (Expand search)

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

• Removing quotes may allow a broader search: (( sampling sample action system decrease ) OR ( in python python python programming ))~.