Perhaps you should try some spelling variations:
"trong quan code snippets" » "thong quan code snippets", "tong quan code snippets", "thong quang code snippets", "trong quan che snippets", "trong quan co snippets", "trong quan code slippers"
"cong dung code snippets" » "cuong dung code snippets", "cong dong code snippets", "cong luong code snippets", "cong dung cong snippets", "cong dung co snippets", "cong dung de snippets", "cong 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: (((("trong quan code snippets") or ("cong dung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong quan code snippets") OR ("cong dung code snippets"))) OR ("locating bug code snippets")).
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