Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"toc cong hoc snippets" » "toc cong code snippets", "hoc cong hoc snippets", "truoc cong hoc snippets", "thuoc cong hoc snippets", "toc dong hoc snippets", "toc cong hoa snippets", "toc cong coc 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: (((("toc cong hoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toc cong hoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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