Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"pham san bai snippets" » "pham van bai snippets", "pha san bai snippets", "pham lan bai snippets", "pham san bao snippets", "pham sach bai snippets", "pham toan bai snippets", "pham san bai 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: (((("pham san bai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pham san bai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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