Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phat ha dan slippers" » "khat ha dan slippers", "phan ha dan slippers", "pham ha dan slippers", "phat hoa dan slippers", "phat hat dan slippers", "phat ha dang slippers", "phat ha dan slippery", "phat ha dan 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 ("phat ha dan slippers"))) or ("locating bug code snippets"))~.
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