Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan trinh cao snippets" » "dan trinh code snippets", "dan tinh cao snippets", "van trinh cao snippets", "hanh trinh cao snippets", "dan trinh chao snippets", "dan trinh co snippets", "dan trinh cau snippets"
"dung java java snippets" » "dung va java snippets"

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

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