Perhaps you should try some spelling variations:
"coder computation from linear programming" » "modern computation from linear programming" (Expand search), "core computation from linear programming" (Expand search), "color computation from linear programming" (Expand search), "coder competition from linear programming" (Expand search), "coder amputation from linear programming" (Expand search), "coder complication from linear programming" (Expand search)
"python using python python programming" » "python using pythons python programming" (Expand search), "python using piton python programming" (Expand search), "python using pitons python programming" (Expand search), "python usando python python programming" (Expand search), "python coding python python programming" (Expand search), "action using python python programming" (Expand search), "python in 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: (("coder computation from linear programming") OR ("python using python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder computation from linear programming\") OR (\"python using python python programming\"))*".
• Removing quotes may allow a broader search: (( coder computation from linear programming ) OR ( python using python python programming ))*.