Perhaps you should try some spelling variations:
"based formulation on coding problem" » "based formulations on coding problem" (Expand search), "based simulation on coding problem" (Expand search), "and formulation on coding problem" (Expand search), "based formulation of coding problem" (Expand search), "based formulation in coding problem" (Expand search), "based formulation on coding problems" (Expand search), "based formulation on coping problem" (Expand search), "based formulation on loading problem" (Expand search), "based formulation non coding problem" (Expand search), "based formulation and coding problem" (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: (("based formulation on coding problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based formulation on coding problem\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( based formulation on coding problem ) OR ( using coding python python programming ))*.