Perhaps you should try some spelling variations:
"using computational python computer program" » "using computacional python computer program" (Expand search), "using computacional vpython computer program" (Expand search), "using computacionais python computer program" (Expand search), "and computational python computer program" (Expand search)
"using activity from python programming" » "fishing activity from python programming" (Expand search), "guiding activity from python programming" (Expand search), "mining activity from python programming" (Expand search), "using activity from pathogen programming" (Expand search), "using activity from anthony programming" (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: "((\"using computational python computer program\") OR (\"using activity from python programming\"))~".
• Removing quotes may allow a broader search: (( using computational python computer program ) OR ( using activity from python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computational python computer program") OR ("using activity from python programming"))*.