Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dum thuc dan snippets" » "dam thuc dan snippets", "dum phuc dan snippets", "diem thuc dan snippets", "dum thuc hanh snippets", "dum hoc dan snippets", "dum thuc vat snippets", "dum thuc dan 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: (((("dum thuc dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dum thuc dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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