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 roc from python programming" » "using roc from pathogen programming" (Expand search), "using roc from anthony programming" (Expand search), "using rock from python programming" (Expand search), "using proc from python programming" (Expand search), "using ros from python programming" (Expand search), "using voc from python programming" (Expand search), "using rocks from python programming" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("using computational python computer program") OR ("using roc from python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computational python computer program\") OR (\"using roc from python programming\"))".
• Removing quotes may allow a broader search: (( using computational python computer program ) OR ( using roc from python programming )).
• Adding a wildcard symbol may retrieve word variants: (("using computational python computer program") OR ("using roc from python programming"))*.