Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vat cong cac snippets" » "vat cong code snippets", "bat cong cac snippets", "sat cong cac snippets", "vat con cac snippets", "vat cuong cac snippets", "vat cong tac snippets", "vat cong cau 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 cong cac snippets"))) or ("locating bug core snippets"))~.
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