Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nam ha trong snippets" » "nam hoa trong snippets", "nam hai trong snippets", "nam hat trong snippets", "nam a trong snippets", "nam va trong snippets", "nam da trong snippets", "nam ha trong 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: (((("nam ha trong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nam ha trong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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