Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"toc thu phan snippets" » "toc thu nhan snippets", "toc thuat phan snippets", "toc than phan snippets", "toc phu phan snippets", "hoc thu phan snippets", "toc thieu phan snippets", "toc thu phan 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: (((("toc thu phan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toc thu phan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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