Perhaps you should try some spelling variations:
"dung vung code snippets" » "dung ung code snippets", "dung dung code snippets", "dung hung code snippets", "dung vung co snippets", "dung vung code slippers"
"dung tra danh snippets" » "dung tri danh snippets", "dung tru danh snippets", "dung tren danh snippets", "dung tran danh snippets", "dung trai doanh snippets", "dung tran manh snippets", "dung tra danh slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung vung code snippets") or ("dung tra danh snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung vung code snippets") OR ("dung tra danh snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung vung code snippets ) or ( dung tra danh snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung vung code snippets") or ("dung tra danh snippets"))) or ("locating bug code snippets"))*.