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"
"chu le trong snippets" » "chu le trung snippets", "chu ly trong snippets", "chu le tang snippets", "chu de trong snippets", "nhu le trong snippets", "chul lee trong snippets", "chu le trong 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: (((("chu le trong snippets") or ("python using data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu le trong snippets") OR ("python using data snippets"))) OR ("locating bug code snippets")).
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