Perhaps you should try some spelling variations:
"trinh can thiet snippets" » "trinh han thiet snippets", "trinh san thiet snippets", "trinh cau thiet snippets", "trinh dan thiet snippets", "trinh cac thiet snippets", "trinh cad thiet snippets", "trinh can thiet slippers"
"dung dung code snippets" » "duong dung code snippets", "ung dung code snippets", "dung ung code snippets", "dung dung cong snippets", "dung dung co snippets", "dung dung de snippets", "dung dung code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh can thiet snippets") or ("dung dung code snippets"))) or ("locating bug code snippets"))~.
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