Perhaps you should try some spelling variations:
"coder cone programming design problem" » "coder cone programming decision problem" (Expand search), "coder cone programme design problem" (Expand search), "coder cone program design problem" (Expand search), "coder and programming design problem" (Expand search), "coder computer programming design problem" (Expand search), "coder _ programming design problem" (Expand search), "order cone programming design problem" (Expand search), "code code programming design 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 cone programming design problem") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder cone programming design problem\") OR (\"in python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder cone programming design problem ) OR ( in python python python programming ))*.