Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"tran trinh java snippets" » "trang trinh java snippets", "tra trinh java snippets", "thanh trinh java snippets"
"dong cua co snippets" » "dung cua co snippets", "cong cua co snippets", "huong cua co snippets", "dong cua bo snippets", "dong cua cong snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tran trinh java snippets") or ("dong cua co snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran trinh java snippets") OR ("dong cua co snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( tran trinh java snippets ) or ( dong cua co snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran trinh java snippets") or ("dong cua co snippets"))) or ("locating bugs code snippets"))*.