Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khac pha hat snippets" » "kham pha hat snippets", "khai pha hat snippets", "khac phuc hat snippets", "khac phap phat snippets", "khac pham nhat snippets", "khac phan phat snippets", "khac pha hat 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: (((("khac pha hat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khac pha hat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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