Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan van son snippets" » "phan van code snippets", "pham van son snippets", "thanh van son snippets", "luan van son snippets", "phan van dong snippets", "phan van cong snippets", "phan van sung 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 van son snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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