Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban vat dung slippers" » "ban van dung slippers", "ban va dung slippers", "ban viet dung slippers", "bang vat dung slippers", "ben vat dung slippers", "ban vat dung slippery", "ban vat dung grippers"
"locating bug code snippets" » "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: (((("ban vat dung slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban vat dung slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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