Perhaps you should try some spelling variations:
cancer programming » dance programming (Expand search), cone programming (Expand search), convex programming (Expand search)
decrease cancer » decreases cancer (Expand search), decrease after (Expand search), disease cancer (Expand search)
python based » action based (Expand search)
decrease of » decrease in (Expand search)
of decrease » not decrease (Expand search), to decrease (Expand search), of decree (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: (( decrease of decrease cancer programming ) OR ( python based in python programming ))~.