Perhaps you should try some spelling variations:
"teaching computation in computer program" » "teaching computational in computer program" (Expand search), "teaching competitions in computer program" (Expand search), "teaching compensation in computer program" (Expand search), "teaching computation and computer program" (Expand search), "teaching computation of computer program" (Expand search), "teaching imputation in computer program" (Expand search), "teaching computation _ computer program" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando python python python programming" (Expand search), "in python python 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 in computer program\") OR (\"using python python python programming\"))~".
• Removing quotes may allow a broader search: (( teaching computation in computer program ) OR ( using python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("teaching computation in computer program") OR ("using python python python programming"))*.