Perhaps you should try some spelling variations:
"modeling computation in computer programming" » "modeling computational in computer programming" (Expand search), "modeling simulation in computer programming" (Expand search), "modeling notation in computer programming" (Expand search), "modeling computation in computer program" (Expand search), "modeling computation in computer programs" (Expand search), "modeling computation and computer programming" (Expand search), "modeling computation of computer programming" (Expand search), "modeling imputation in computer programming" (Expand search), "modeling computation _ computer programming" (Expand search)
"using code from python programming" » "using code from pathogen programming" (Expand search), "using code from anthony programming" (Expand search), "using cone from python programming" (Expand search), "using co from python programming" (Expand search), "using co2 from python programming" (Expand search), "using code form python 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: "((\"modeling computation in computer programming\") OR (\"using code from python programming\"))~".
• Removing quotes may allow a broader search: (( modeling computation in computer programming ) OR ( using code from python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("modeling computation in computer programming") OR ("using code from python programming"))*.