Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hat lam sach snippets" » "hat nam sach snippets", "hat pham sach snippets", "hat lam sang snippets", "nhat lam sach snippets", "phat lam sach snippets", "dat lam sach snippets", "hat lam 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: (((("hat lam 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: (((("hat lam sach snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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