Perhaps you should try some spelling variations:
"luong cac code snippets" » "luong cuoc code snippets", "luong va code snippets", "luong tai code snippets", "luong cac cong snippets", "luong cac co snippets", "luong cac che snippets", "luong cac code slippers"
"trinh luat dat snippets" » "trinh luan dat snippets", "trinh xuat dat snippets", "trinh luat data snippets", "trinh luat dat 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 luat dat snippets") OR ("luong cac code snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( trinh luat dat snippets ) or ( luong cac code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh luat dat snippets") or ("luong cac code snippets"))) or ("locating bug code snippets"))*.