Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"trong khoa code snippets" » "truong khoa code snippets", "tuong khoa code snippets", "trung khoa code snippets", "trong khoa cong snippets", "trong khoa co snippets", "trong khoa de snippets", "trong khoa code slippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug code slippers"

Try widening your search to All Fields.

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