Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat hang cac snippets" » "dat hang code snippets", "dat khanh cac snippets", "dat quang cac snippets", "tat thang cac snippets", "dat hang ca snippets", "dat hang cau snippets", "dat bang 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: (((("dat hang cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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