Perhaps you should try some spelling variations:
"dang using java snippets" » "dang sinh java snippets", "data using java snippets", "dang ung java snippets", "dang using data snippets", "dang using java slippers"
"dung cong dat snippets" » "dung trong dat snippets", "dung dong dat snippets", "dung cong dan snippets", "dung cong da snippets", "dung cong dat slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("dang using java snippets") OR ("dung cong dat snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( dang using java snippets ) or ( dung cong dat snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dang using java snippets") or ("dung cong dat snippets"))) or ("locating bug code snippets"))*.