Perhaps you should try some spelling variations:
"coder coder sample sample problem" » "coder coder sample complex problem" (Expand search), "coder coder sample scale problem" (Expand search), "coder modern sample sample problem" (Expand search), "coder cover samples sample problem" (Expand search), "coder code samples sample problem" (Expand search), "coder decoder sample sample problem" (Expand search), "code code sample sample problem" (Expand search), "decoder codec sample sample 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 sample sample problem") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder sample sample problem\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder sample sample problem ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder sample sample problem") OR ("in python python python programming"))*.