Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lieu lam van snippets" » "lieu lai van snippets", "lieu tham van snippets", "lieu va van snippets", "lieu lam san snippets", "lieu nam van snippets", "lieu dam van 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 lam van snippets"))) or ("locating bug core snippets"))~.
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