Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"danh viet some snippets" » "anh viet some snippets", "ninh viet some snippets", "nang viet some snippets", "danh viet song snippets"
"dung mat code snippets" » "duong mat code snippets", "dung dat code snippets", "dung may code snippets", "dung rate code snippets", "dung mat co snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh viet some snippets") OR ("dung mat code snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( danh viet some snippets ) or ( dung mat code snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("danh viet some snippets") or ("dung mat code snippets"))) or ("locating bugs code snippets"))*.