Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"toc chua cau snippets" » "toc chua code snippets", "tom chua cau snippets", "tac chuan cau snippets", "truc chua cau snippets", "toc chua cu snippets", "toc chua dau snippets", "toc cua cau 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 chua cau 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 chua cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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