Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tao duc nhan snippets" » "tao duc phan snippets", "tao dac nhan snippets", "tao luc nhan snippets", "tao duoc nhan snippets", "dao duc nhan snippets", "tho duc nhan 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 ("tao duc nhan snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tao duc nhan snippets"))) OR ("locating bug core snippets")).
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