Perhaps you should try some spelling variations:
"trinh cau code snippets" » "trinh chat code snippets", "trinh chao code snippets", "trinh tu code snippets", "trinh cau cong snippets", "trinh cau de snippets", "trinh cfd code snippets", "trinh cau code slippers"
"dang su code snippets" » "dan su code snippets", "dung su code snippets", "dong su code snippets", "dang su code slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dang su code snippets") OR ("trinh cau code snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( dang su code snippets ) or ( trinh cau code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dang su code snippets") or ("trinh cau code snippets"))) or ("locating bug code snippets"))*.