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 teach linear programming" » "coder coder teaching linear programming" (Expand search), "coder coder health linear programming" (Expand search), "coder coder branch linear programming" (Expand search), "coder decoder teach linear programming" (Expand search), "code code teach linear programming" (Expand search), "decoder codec teach 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 teach linear programming") OR ("and python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder teach linear programming\") OR (\"and python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder teach linear programming ) OR ( and python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder teach linear programming") OR ("and python python python programming"))*.