Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bac toan lap snippets" » "bai toan lap snippets", "bao toan lap snippets", "hach toan lap snippets", "bac toan tap snippets", "bac toan lao snippets", "bac tan lap 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 ("bac toan lap snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("bac toan lap snippets"))) OR ("locating bug core snippets")).
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