Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"doc cac thoi snippets" » "doc cac toi snippets", "doc cac hop snippets", "doc cac tro snippets", "duoc cac thoi snippets", "hoc cac thoi snippets", "do cac thoi snippets"

Try widening your search to All Fields.

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