Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung tri ly slippers" » "dung tai ly slippers", "dung tren ly slippers", "nhung tri ly slippers", "dung thi ly slippers", "dung tri le slippers", "dung trinh ly slippers", "dung tri ly slippery", "dung tri ly 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: (((("dung tri ly slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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