Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"bat bac nhat snippets" » "bat bac nha snippets", "bat cac nha snippets", "bat luc nhat snippets", "bat ban nhat snippets", "bat bao nhat snippets", "bang bac nhat snippets", "bat bac nhat 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: (((("bat bac nhat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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