Perhaps you should try some spelling variations:
"thong viet data snippets" » "thuong viet data snippets", "tieng viet data snippets", "thong viet dat snippets", "thong viet ta snippets", "thong lieu data snippets", "thong viet data 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: (((("dung dung code snippets") or ("thong viet data snippets"))) or ("locating bug code snippets"))~.
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