Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung quang code snippets" » "dang quang code snippets", "luong quang code snippets", "dung luan code snippets", "dung quang de snippets"
"trinh dat cau snippets" » "trinh vat cau snippets", "trinh da cau snippets", "trinh dan cau snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("trinh dat cau snippets") or ("dung quang code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh dat cau snippets") OR ("dung quang code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( trinh dat cau snippets ) or ( dung quang code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh dat cau snippets") or ("dung quang code snippets"))) or ("locating bugs code snippets"))*.