Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dam dong dan snippets" » "dao dong dan snippets", "dan dong dan snippets", "lam dong dan snippets", "dam dong danh snippets", "dam duong dan snippets", "dam dong san snippets", "dam dong dan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dam dong dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dam dong dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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