Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan tan son snippets" » "phan tan code snippets", "phan van son snippets", "phan tap son snippets", "phan lan son snippets", "phan tang son snippets", "phan tay son 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 tan son snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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