Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dung so pham snippets" » "dung co pham snippets", "dung mo pham snippets", "dung cho pham snippets", "dung son pham snippets", "dung su pham snippets", "dung so phan snippets", "dung so pham 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: (((("dung so pham snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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