Perhaps you should try some spelling variations:
"teaching computation and computer code" » "teaching computational and computer code" (Expand search), "teaching competitions and computer code" (Expand search), "teaching compensation and computer code" (Expand search), "teaching computation of computer code" (Expand search), "teaching computation and computer codes" (Expand search), "teaching computation and computer model" (Expand search), "teaching computation and computer aided" (Expand search), "teaching computation _ computer code" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("teaching computation and computer code") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"teaching computation and computer code\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( teaching computation and computer code ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("teaching computation and computer code") OR ("using python python python programming"))*.