Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc cau giay snippets" » "duc cuu giai snippets", "duc cac giai snippets", "duc cau xay snippets", "duc hau giay snippets", "duc mau giay snippets", "duc cac giay snippets", "duc cau giay 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: (((("duc cau giay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc cau giay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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