Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam son duan slippers" » "lam son duong slippers", "lam son quang slippers", "lam son da slippers", "lam san duan slippers", "lam sang duan slippers", "lang son duan slippers", "lam son duan slippery", "lam son duan grippers"
"locating bug code snippets" » "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: (((("lam son duan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lam son duan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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