Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"da luat cac snippets" » "da luat code snippets", "da luat can snippets", "da luat cau snippets", "da xuat cac snippets", "dap luat cac snippets", "dan luat cac snippets", "va luat cac 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: (((("da luat cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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