Perhaps you should try some spelling variations:
"using computation using model program" » "using computational using model program" (Expand search), "using imputation using model program" (Expand search), "using compilation using model program" (Expand search), "using computations using model program" (Expand search), "using computation in model program" (Expand search), "using composition using model program" (Expand search), "using computation using modelo programa" (Expand search), "using computation using del programa" (Expand search), "using computation using meal program" (Expand search), "using computation ising model program" (Expand search), "using computation using modis program" (Expand search), "using computation using mobile program" (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: "((\"using computation using model program\") OR (\"using code from python programming\"))~".
• Removing quotes may allow a broader search: (( using computation using model program ) OR ( using code from python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computation using model program") OR ("using code from python programming"))*.