Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"tra dung dan snippets" » "tran dung dan snippets", "trai dung dan snippets", "ra dung dan snippets", "tra dung dat snippets", "tra dung san snippets", "tra tung dan snippets", "tra dung 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: (((("python using java snippets") or ("tra dung dan snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tra dung dan snippets"))) OR ("locating bug code snippets")).
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