Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phu lam dau snippets" » "phu la dau snippets", "phap lam dau snippets", "phai lam dau snippets", "phu lan dau snippets", "phu lam giau snippets", "phu luat dau snippets", "phu lam dau 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: (((("phu lam dau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phu lam dau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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