Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trong trinh ban snippets" » "trong tinh ban snippets", "trang trinh ban snippets", "trong thinh ban snippets", "trong trinh han snippets", "trong trinh van snippets", "trong trinh san snippets"
"dung java java snippets" » "dung va java snippets"

Try widening your search to All Fields.

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