Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"phi doi sanh snippets" » "phi do sanh snippets", "phi doi hanh snippets", "phi doi anh snippets", "phi loi sanh snippets", "phu doi sanh snippets", "khi doi sanh snippets"

Try widening your search to All Fields.

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