Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pham lan toc snippets" » "pham lan code snippets", "pham luan toc snippets", "pham van toc snippets", "phan lan toc snippets", "pham dan toc snippets", "pham luan tot snippets", "pham lan thom 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: (((("pham lan toc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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