Perhaps you should try some spelling variations:
"and python python python programming" » "and pythons python python programming" (Expand search), "and piton python python programming" (Expand search), "and pitons python python programming" (Expand search), "in python python python programming" (Expand search), "on python python python programming" (Expand search), "api python python python programming" (Expand search)
"coder coder hard linear programming" » "coder decoder hard linear programming" (Expand search), "code code hard linear programming" (Expand search), "decoder codec hard linear programming" (Expand search), "coder coder and linear programming" (Expand search), "coder coder hard line programming" (Expand search), "coder coder hard liners programming" (Expand search), "coder coater hard linear programming" (Expand search), "coder powder hard linear programming" (Expand search), "coder power hard linear 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 coder hard linear programming") OR ("and python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder hard linear programming\") OR (\"and python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder hard linear programming ) OR ( and python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder hard linear programming") OR ("and python python python programming"))*.