Perhaps you should try some spelling variations:
"using computation using sampling program" » "using computational using sampling program" (Expand search), "using imputation using sampling program" (Expand search), "using compilation using sampling program" (Expand search), "using computations using sampling program" (Expand search), "using computation in sampling program" (Expand search), "using composition using sampling program" (Expand search), "using computation using labeling program" (Expand search), "using computation using smoking program" (Expand search), "using computation using jumping program" (Expand search), "using computation using subsampling program" (Expand search), "using computation using saline program" (Expand search), "using computation using samples program" (Expand search)
"using modeling vpython python programming" » "using modeling method python programming" (Expand search), "using model vpython python programming" (Expand search), "using modern vpython python programming" (Expand search), "using models vpython python programming" (Expand search), "using modeling python python programming" (Expand search), "using modeling pythons python programming" (Expand search), "using modeling piton 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 sampling program\") OR (\"using modeling vpython python programming\"))~".
• Removing quotes may allow a broader search: (( using computation using sampling program ) OR ( using modeling vpython python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using computation using sampling program") OR ("using modeling vpython python programming"))*.