Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nam tran bai snippets" » "nam tan bai snippets", "nam tra bai snippets", "nam tren bai snippets", "nam toan bai snippets", "nam tran hai snippets", "nam trang tai snippets", "nam tran bai 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 tran bai 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 tran bai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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