Perhaps you should try some spelling variations:
"tap doan nam snippets" » "tap dan nam snippets", "tap hoang nam snippets", "tap doan va snippets", "tap quan nam snippets", "tap doan nam slippers"
"python using a snippets" » "python using a 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: (((("python using a snippets") or ("tap doan nam snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using a snippets") OR ("tap doan nam snippets"))) OR ("locating bug code snippets")).
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