Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran doan toc snippets" » "tran doan code snippets", "trang doan toc snippets", "tan doan toc snippets", "tran hoan toc snippets", "tran dan toc snippets", "tran doan ngoc snippets", "tran doan truc 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 ("tran doan toc snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("tran doan toc snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( tran doan toc snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("tran doan toc snippets"))) or ("locating bug core snippets"))*.