Perhaps you should try some spelling variations:
"by computational coder detection problem" » "by computational code detection problem" (Expand search), "by computational codes detection problem" (Expand search), "by computational model detection problem" (Expand search), "by computational coder selection problem" (Expand search), "by computational coder detection program" (Expand search), "by computational coder demarcation problem" (Expand search), "_ computational coder detection problem" (Expand search), "and computational coder detection problem" (Expand search), "by computational border detection problem" (Expand search), "by computational corner detection problem" (Expand search)
"teaching modeling python python programming" » "teaching model python python programming" (Expand search), "teaching models python python programming" (Expand search), "teaching modality python python programming" (Expand search), "teaching modeling vpython python programming" (Expand search), "teaching modeling pitting python programming" (Expand search), "teaching modeling pythons python programming" (Expand search), "teaching modeling piton python programming" (Expand search), "teaching modeling pitons 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: "((\"by computational coder detection problem\") OR (\"teaching modeling python python programming\"))~".
• Removing quotes may allow a broader search: (( by computational coder detection problem ) OR ( teaching modeling python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("by computational coder detection problem") OR ("teaching modeling python python programming"))*.