Perhaps you should try some spelling variations:
"trong tin code snippets" » "thong tin code snippets", "trong tan code snippets", "trong tieng code snippets", "trong tin co snippets"
"dung cua cong snippets" » "dung luan cong snippets", "dung cho cong 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("trong tin code snippets") or ("dung cua cong snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong tin code snippets") OR ("dung cua cong snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( trong tin code snippets ) or ( dung cua cong snippets ))) or ( locating bug code snippets ))*.