Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"thi cac nhan snippets" » "thi ca nhan snippets", "thi cac nha snippets", "thi cam nhan snippets", "thi cuc nhan snippets", "tai cac nhan snippets", "thi tac nhan snippets"

Try widening your search to All Fields.

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