Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"muon cua dat snippets" » "muong cua dat snippets", "vuon cua dat snippets", "huong cua dat snippets", "muon cua dan snippets", "muon cua vat snippets", "muon cua dai snippets", "muon cua dat 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: (((("muon cua dat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("muon cua dat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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