Perhaps you should try some spelling variations:
"dung cnnhung code slippers" » "dung chung code slippers", "dung nhung code slippers", "dung hung code slippers"
"chung v code snippets" » "chung vi code snippets", "chung ve code snippets", "chuong v 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 cnnhung code slippers") or ("chung v code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cnnhung code slippers") OR ("chung v code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cnnhung code slippers ) or ( chung v code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cnnhung code slippers") or ("chung v code snippets"))) or ("locating bug code snippets"))*.