Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"bat co sach snippets" » "bat bo sach snippets", "bat cuon sach snippets", "bat hoc sach snippets", "bat coc sach snippets", "vat co sach snippets", "bat cu sach snippets", "bat co sach 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: (((("bat co sach snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bat co sach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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