Perhaps you should try some spelling variations:
"dung tren trinh snippets" » "dung tien trinh snippets", "dung trang trinh snippets", "dung tra trinh snippets", "dung trong trinh snippets", "dung trung trinh snippets", "dung tren trinh slippers"
"dung cfd code snippets" » "dung cho code snippets", "dung cua code snippets", "dung co code snippets", "dung cfd code slippers", "dung cfd core snippets"
"locating bug code snippets" » "locating bug code slippers", "locating bug core snippets", "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: (((("dung tren trinh snippets") or ("dung cfd code snippets"))) or ("locating bug code snippets"))~.
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