Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nha duc tan snippets" » "nhan duoc tan snippets", "nha nuoc tan snippets", "pham duc tan snippets", "nha duc tan slippers", "nha duc tran snippets", "nha duc toan snippets", "nha 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 ("nha 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 ("nha duc tan snippets"))) OR ("locating bug code snippets")).
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