Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nhat duc tan snippets" » "nhat nuoc tan snippets", "nhan duoc tan snippets", "pham duc tan snippets", "nhat duc tan slippers", "nhat duc tran snippets", "nhat duc toan snippets", "nhat duc than snippets"
"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: (((("python using java snippets") or ("nhat duc tan snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("nhat duc tan snippets"))) OR ("locating bug code snippets")).
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