Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dung using java snippets" » "dung ung java snippets", "dung sinh java snippets", "dung uong java snippets", "dung using data snippets"
"dong cau danh snippets" » "cong cau danh snippets", "dong cac danh snippets", "dong mau danh snippets", "dong cao danh snippets", "dong chuc danh snippets", "dong nam danh 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: (((("dong cau danh snippets") OR ("dung using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dong cau danh snippets ) or ( dung using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dong cau danh snippets") or ("dung using java snippets"))) or ("locating bug core snippets"))*.