Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan duc toc snippets" » "phan duc code snippets", "pham duc toc snippets", "phan tu toc snippets", "phan dau toc snippets", "phan duc ton snippets", "phan duc hoc snippets", "phan duc ngoc snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("phan duc toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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