Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung co pr snippets" » "dung cho pr snippets", "dung cong pr snippets", "dung cua pr snippets", "dung co cr snippets", "dung ca pr snippets", "dung co pa snippets", "dung co pr 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 co pr 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 co pr snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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