Perhaps you should try some spelling variations:
"teaching computation using computer programs" » "teaching computational using computer programs" (Expand search), "teaching competitions using computer programs" (Expand search), "teaching compensation using computer programs" (Expand search), "teaching computations using computer programs" (Expand search), "teaching computation in computer programs" (Expand search), "teaching composition using computer programs" (Expand search), "teaching computation using computer 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: "((\"teaching computation using computer programs\") OR (\"using code from python programming\"))~".
• Removing quotes may allow a broader search: (( teaching computation using computer programs ) OR ( using code from python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("teaching computation using computer programs") OR ("using code from python programming"))*.