Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung sai nam slippers" » "dung tai nam slippers", "dung va nam slippers", "dung dat nam slippers", "dung hai nam slippers", "dung mai nam slippers", "dung dai nam slippers", "dung sai nam slippery", "dung sai nam 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 ("dung sai nam slippers"))) or ("locating bug code snippets"))~.
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