Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khai so phan snippets" » "hai so phan snippets", "khai mo phan snippets", "khi so phan snippets", "khai co phan snippets", "khai hoc phan snippets", "khai hoa phan snippets", "khai so 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: (((("khai so 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: (((("khai so phan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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