Perhaps you should try some spelling variations:
"nang viet code snippets" » "anh viet code snippets", "nang viet co snippets", "nang viet some snippets"
"trong cay code snippets" » "trong cac code snippets", "trong ca code snippets", "giong cay code snippets", "trong cay co snippets", "trong cay cong snippets", "trong cay coc snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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: (((("nang viet code snippets") OR ("trong cay code snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( nang viet code snippets ) or ( trong cay code snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nang viet code snippets") or ("trong cay code snippets"))) or ("locating bug code slippers"))*.