Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thuyet va toc snippets" » "thuyet va code snippets", "thuyet va doc snippets", "thuyet va tac snippets", "thuyet va ton snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("thuyet va toc snippets") or ("python using sat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuyet va toc snippets") OR ("python using sat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thuyet va toc snippets ) or ( python using sat snippets ))) or ( locating bug core snippets )).
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