Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bui cac thoi snippets" » "bui cac toi snippets", "bui cac hop snippets", "bui cac tro snippets", "gui cac thoi snippets", "bui khac thoi snippets", "cuoi cac thoi snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("bui cac thoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bui cac thoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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