Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duoc doi cao snippets" » "duoc doi code snippets", "cuoc doi cao snippets", "duoc hoi cao snippets", "luoc doi cao snippets", "duoc do cao snippets", "duoc doi co snippets", "duoc doc cao snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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