Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"voi luc dung snippets" » "voi duc dung snippets", "voi tuc dung snippets", "voi luc dong snippets", "noi luc dung snippets", "voi suc dung snippets", "voi cuoc dung snippets", "voi luc dung 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: (((("voi luc dung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("voi luc dung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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