Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khoi van man snippets" » "khoi can man snippets", "khoi va man snippets", "thoai van man snippets", "khoi van manh snippets", "khoi van ban snippets", "khoi van han snippets", "khoi van man slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("khoi van man snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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