Perhaps you should try some spelling variations:
"coder computational method based problems" » "coder computational methods based problems" (Expand search), "coder computational model based problems" (Expand search), "coder computational models based problems" (Expand search), "code computational method based problems" (Expand search), "poder computacional method based problems" (Expand search), "model computational method based problems" (Expand search), "coder computational method posed problems" (Expand search), "coder computational method based probes" (Expand search), "coder computational method basic problems" (Expand search), "coder computational method and problems" (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 computational method based problems") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder computational method based problems\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( coder computational method based problems ) OR ( using coding python python programming ))*.