Perhaps you should try some spelling variations:
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets", "python using sat slippers"
"hoai duc tran snippets" » "hoa duoc tran snippets", "hong duc tran snippets", "ho duc tran snippets", "hoai duc tan snippets", "hoai duc toan snippets", "hoai duc tren snippets", "hoai duc tran 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: (((("hoai duc tran snippets") or ("python using sat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoai duc tran snippets") OR ("python using sat snippets"))) OR ("locating bug code snippets")).
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