Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vat cao toc snippets" » "vat cao code snippets", "va cao toc snippets", "vat co toc snippets", "vat cach toc snippets", "vat cac toc snippets", "vat cao hoc snippets", "vat cao ngoc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("vat cao toc snippets"))) or ("locating bug core snippets"))~.
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