Perhaps you should try some spelling variations:
"hoang dung code slippers" » "hoang tung code slippers", "hoang vuong code slippers", "thong dung code slippers", "hoang dung cong slippers", "hoang dung co slippers", "hoang dung de slippers"
"dung mat code snippets" » "duong mat code snippets", "dung dat code snippets", "dung may code snippets", "dung rate code snippets", "dung mat co 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: (((("hoang dung code slippers") or ("dung mat code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoang dung code slippers") OR ("dung mat code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoang dung code slippers ) or ( dung mat code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoang dung code slippers") or ("dung mat code snippets"))) or ("locating bug code snippets"))*.