Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"dung viet code snippets" » "nang viet code snippets", "cong viet code snippets", "mang viet code snippets", "dung viet co snippets", "dung viet some snippets", "dung viet code slippers"
"danh cau code snippets" » "danh dau code snippets", "danh ca code snippets", "danh hau code snippets", "danh cau cong snippets", "danh cau de snippets", "danh cfd code snippets", "danh cau code slippers"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"danh cau code snippets\") OR (\"dung viet code snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( danh cau code snippets ) OR ( dung viet code snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("danh cau code snippets") OR ("dung viet code snippets"))) OR ("locating bugs code snippets"))*.