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