Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lon phan duc snippets" » "bon phan duc snippets", "lon chan duc snippets", "mon phan duc snippets", "lon pham duc snippets", "lon phan tu snippets", "lon phan dau snippets", "lon phan duc 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: (((("lon phan duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
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