Perhaps you should try some spelling variations:
"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 do anh snippets" » "dung doi anh snippets", "dung co anh snippets", "dung de anh snippets", "dung do sanh snippets", "dung do danh snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung do anh snippets") or ("dung dung code snippets"))) or ("locating bug code slippers"))~.
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