Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phan van van snippets" » "pham van van snippets", "thanh van van snippets", "luan van van snippets", "phan van ban snippets", "phan tan van snippets", "phan san van snippets"

Try widening your search to All Fields.

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