Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dam dong cau snippets" » "dam dong code snippets", "dao dong cau snippets", "dan dong cau snippets", "lam dong cau snippets", "dam cong cau snippets", "dam dong cac snippets", "dam dong mau 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 ("dam dong cau snippets"))) or ("locating bug core snippets"))~.
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