Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"vung doi hai snippets" » "dung doi hai snippets", "vong doi hai snippets", "vung dong hai snippets", "vung dai hai snippets", "vung do hai snippets", "vung doc hai snippets", "vung doi hai 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 ("vung doi hai snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("vung doi hai snippets"))) OR ("locating bug code snippets")).
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