Perhaps you should try some spelling variations:
"dung trong code slippers" » "dung trong cong slippers", "dung trong co slippers", "dung trong che slippers"
"cong va code snippets" » "dong va code snippets", "cong ha code snippets", "cong tac code snippets"
"locating bug code snippets" » "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 trong code slippers") or ("cong va code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung trong code slippers") OR ("cong va code snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( dung trong code slippers ) or ( cong va code snippets ))) or ( locating bug code snippets ))*.