Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dau da thuc snippets" » "dau dan thuc snippets", "dau dai thuc snippets", "dau dam thuc snippets", "dau va thuc snippets", "dan da thuc snippets", "dau ha thuc snippets", "dau da thuc 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: (((("dau da thuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau da thuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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