Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phan bon dat snippets" » "phan bo dat snippets", "phan cong dat snippets", "phan song dat snippets", "phan ban dat snippets", "phan hon dat snippets", "phan ion dat snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("phan bon dat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phan bon dat snippets"))) OR ("locating bug core snippets")).
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