Perhaps you should try some spelling variations:
"coder solution by linear program" » "code solution by linear program" (Expand search), "copper solution by linear program" (Expand search), "powder solution by linear program" (Expand search), "coder solution by linear programmin" (Expand search), "coder solution by linear programming" (Expand search), "coder solutions by linear program" (Expand search), "coder solution _ linear program" (Expand search), "coder solution blow linear program" (Expand search), "coder solution by nonlinear program" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking 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 solution by linear program") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder solution by linear program\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( coder solution by linear program ) OR ( using coding python python programming ))*.