Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"con cac thoi snippets" » "con cac toi snippets", "con cac hop snippets", "con cac tro snippets", "chon cac thoi snippets", "cong cac thoi snippets", "co cac thoi snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("con cac thoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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