Perhaps you should try some spelling variations:
"danh nhan co snippets" » "doanh nhan co snippets", "thanh nhan co snippets", "benh nhan co snippets", "danh nhan con snippets", "danh phan co snippets", "danh nhan mo snippets"
"dung cfd code snippets" » "dung cho code snippets", "dung cua code snippets", "dung co code snippets", "dung cfd core snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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 nhan co snippets") OR ("dung cfd code snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( danh nhan co snippets ) or ( dung cfd code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("danh nhan co snippets") or ("dung cfd code snippets"))) or ("locating bug code snippets"))*.