Perhaps you should try some spelling variations:
"based computation using computer program" » "based computational using computer program" (Expand search), "based competition using computer program" (Expand search), "based compilation using computer program" (Expand search), "based computations using computer program" (Expand search), "based computation in computer program" (Expand search), "based composition using computer program" (Expand search)
"using models vpython python programming" » "using modeling vpython python programming" (Expand search), "using modulo python python programming" (Expand search), "using models python python programming" (Expand search), "using models pythons python programming" (Expand search), "using models piton python programming" (Expand search), "ising models vpython python programming" (Expand search), "using model vpython python programming" (Expand search), "nursing models vpython 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: (("based computation using computer program") OR ("using models vpython python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computation using computer program\") OR (\"using models vpython python programming\"))*".
• Removing quotes may allow a broader search: (( based computation using computer program ) OR ( using models vpython python programming ))*.