Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh bi phan snippets" » "danh di phan snippets", "danh gia phan snippets", "danh bat phan snippets", "danh vi phan snippets", "danh li phan snippets", "danh tai phan snippets", "danh bi phan 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: (((("danh bi phan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh bi phan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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