Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung cong code slippers" » "dung trong code slippers", "dung cong cong slippers", "dung cong co slippers", "dung cong che slippers"
"dang van code snippets" » "hoang van code snippets", "hang va code snippets", "dang van de snippets", "dang van hoe snippets", "dang van cong 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 cong code slippers") or ("dang van code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cong code slippers") OR ("dang van code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung cong code slippers ) or ( dang van code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cong code slippers") or ("dang van code snippets"))) or ("locating bugs code snippets"))*.