Perhaps you should try some spelling variations:
"tan tran cong snippets" » "tan tran hong snippets", "tan trien cong snippets", "tan tran hoang snippets", "toan tran cong snippets", "than tran cong snippets", "tuan tran cong snippets"
"dong dat code snippets" » "dong vat code snippets", "dung dat code snippets", "dong ha code snippets", "dong rate code snippets", "dong dat de snippets"
"locating bug code 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: (((("tan tran cong snippets") OR ("dong dat code snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( tan tran cong snippets ) or ( dong dat code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tan tran cong snippets") or ("dong dat code snippets"))) or ("locating bug code snippets"))*.