Perhaps you should try some spelling variations:
"trinh han code snippets" » "trinh quan code snippets", "trinh han che snippets", "trinh han cosh snippets", "trinh han code slippers"
"cuong cac code snippets" » "luong cac code snippets", "cong cac code snippets", "trong cac code snippets", "cuong cac cong snippets", "cuong cac co snippets", "cuong cac che snippets", "cuong cac 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: (((("trinh han code snippets") OR ("cuong cac code snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( trinh han code snippets ) or ( cuong cac code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh han code snippets") or ("cuong cac code snippets"))) or ("locating bug code snippets"))*.