Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan vien cac snippets" » "dan vien code snippets", "dan viet cac snippets", "nhan vien cac snippets", "danh viet cac snippets", "dan vien bach snippets", "dan vien dai snippets", "dan vien da 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 vien cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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