Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan duc toan snippets" » "dan duc code snippets", "dan duc tan snippets", "dan duc ton snippets", "dan duc hoan snippets", "dang duc toan snippets", "dao duc toan snippets", "van duc toan 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: (((("dan duc toan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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