Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"van dung dam snippets" » "van dong dam snippets", "xay dung dam snippets", "tin dung dam snippets", "van dung dat snippets", "van dung lam snippets", "van dung dan snippets", "van dung dam 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: (((("van dung dam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van dung dam snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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