Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong giai ma slippers" » "duong giai ma slippers", "dong giao ma slippers", "dong giam ma slippers", "dong giai mau slippers", "dong giai bai slippers", "dong giai han slippers", "dong giai ma slippery", "dong giai ma 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: (((("python using java snippets") or ("dong giai ma slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dong giai ma slippers"))) OR ("locating bug code snippets")).
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