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