Perhaps you should try some spelling variations:
"coder coding simple linear programming" » "coder finding simple linear programming" (Expand search), "coder using simple linear programming" (Expand search), "coder coding time linear programming" (Expand search), "modern coding simple linear programming" (Expand search), "color coding simple linear programming" (Expand search), "odor coding simple linear programming" (Expand search)
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ python 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 coding simple linear programming") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding simple linear programming\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding simple linear programming ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding simple linear programming") OR ("in python python python programming"))*.