Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung heng code snippets" » "dung hong code snippets", "dung hung code snippets", "dung chung code snippets"
"dung vat de snippets" » "dung va de snippets", "dong vat de snippets", "dung dat de snippets", "dung vat da snippets", "dung vat dien 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 heng code snippets") or ("dung vat de snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung heng code snippets") OR ("dung vat de snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung heng code snippets ) or ( dung vat de snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung heng code snippets") or ("dung vat de snippets"))) or ("locating bugs code snippets"))*.