Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phi phan bia snippets" » "phoi phan bia snippets", "chi phan bia snippets", "phe phan bia snippets", "phi phan ba snippets", "phi phan giai snippets", "phi phan bien snippets"

Try widening your search to All Fields.

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