Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran doan su slippers" » "trang doan su slippers", "tan doan su slippers", "tran hoan su slippers", "tran dan su slippers", "tran doan tu slippers", "tran doan vu slippers", "tran doan su slippery", "tran doan su 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 ("tran doan su slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tran doan su slippers"))) OR ("locating bug code snippets")).
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