Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lieu than va snippets" » "lieu tham va snippets", "lieu phan va snippets", "lieu thay va snippets", "lieu thanh va snippets", "lieu nhan va snippets", "lieu toan va 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 ("lieu than va snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lieu than va snippets"))) OR ("locating bug core snippets")).
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