Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang hai xu slippers" » "hoang hai xu slippers", "hang tai xu slippers", "thanh hai xu slippers", "hang thai xu slippers", "hang hai vu slippers", "hang dai xu slippers", "hang hai xu slippery", "hang hai xu 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 ("hang hai xu slippers"))) or ("locating bug code snippets"))~.
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