Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dan cac thoi snippets" » "dan cac toi snippets", "dan cac hop snippets", "dan cac tro snippets", "dan cach thoi snippets", "dang cac thoi snippets", "dan ca thoi snippets"

Try widening your search to All Fields.

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