Perhaps you should try some spelling variations:
"coder coder the detection problem" » "coder coder the selection problem" (Expand search), "coder coder the detection program" (Expand search), "coder coder the demarcation problem" (Expand search), "coder decoder the detection problem" (Expand search), "code code the detection problem" (Expand search), "decoder codec the detection problem" (Expand search), "coder code the detection problem" (Expand search), "coder cover the detection problem" (Expand search), "coder poder the detection problem" (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 coder the detection problem") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder the detection problem\") OR (\"in python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder the detection problem ) OR ( in python python python programming ))*.