Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung la nhat snippets" » "dung lam nhat snippets", "dung lai nhat snippets", "dung lao nhat snippets", "dung le nhat snippets", "dung lu nhat snippets", "dung luc nhat snippets", "dung la nhat 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: (((("dung la nhat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung la nhat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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