Perhaps you should try some spelling variations:
"coder detection using robotics problem" » "coder detection using robotics parallel" (Expand search), "coder detection using robin problem" (Expand search), "coder detection using robotics robot" (Expand search), "code detection using robotics problem" (Expand search), "border detection using robotics problem" (Expand search), "corner detection using robotics problem" (Expand search), "coder detection using robotic problem" (Expand search), "coder detection using probiotics problem" (Expand search), "coder detection in robotics 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: (("coder detection using robotics problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder detection using robotics problem\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( coder detection using robotics problem ) OR ( using coding python python programming ))*.