Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets", "python using data slippers"
"lap doan van snippets" » "lap doanh van snippets", "tap doan van snippets", "lap dan van snippets", "lap doan va snippets", "lap hoang van snippets", "lap luan van snippets", "lap doan van 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 data snippets") or ("lap doan van snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using data snippets") OR ("lap doan van snippets"))) OR ("locating bug code snippets")).
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