Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan long d snippets" » "phan long code snippets", "phan luong d snippets", "phan cong d snippets", "phan song d snippets", "phan long _ snippets", "phan long o snippets", "phan long dna 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 long d snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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