Perhaps you should try some spelling variations:
"coder coder in reasoning problem" » "coder coder in reasoning problems" (Expand search), "coder coder in learning problem" (Expand search), "coder coder in planning problem" (Expand search), "coder coder and reasoning problem" (Expand search), "coder coder of reasoning problem" (Expand search), "coder coder _ reasoning problem" (Expand search), "coder decoder in reasoning problem" (Expand search), "code code in reasoning problem" (Expand search), "decoder codec in reasoning problem" (Expand search), "coder code in reasoning problem" (Expand search), "coder codes in reasoning problem" (Expand search), "coder poder in reasoning 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 in reasoning problem") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder in reasoning problem\") OR (\"in python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder in reasoning problem ) OR ( in python python python programming ))*.