Perhaps you should try some spelling variations:
"and computation by teaching programming" » "and computation by teaching program" (Expand search), "and computational by teaching programming" (Expand search), "of computation by teaching programming" (Expand search), "and computation of teaching programming" (Expand search), "and computation _ teaching programming" (Expand search), "and computation in teaching programming" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking 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: "((\"and computation by teaching programming\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( and computation by teaching programming ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("and computation by teaching programming") OR ("using coding python python programming"))*.