Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu hoa tan snippets" » "thu hoan tan snippets", "thu hoai tan snippets", "thuy hoa tan snippets", "thu hoa dan snippets", "thu hoa van snippets", "thu hoa tin snippets", "thu hoa tan 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: (((("thu hoa tan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu hoa tan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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