Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"using ha tran slippers" » "using a tran slippers", "using half tran slippers", "using raw tran slippers", "using nha trang slippers", "using thai tran slippers", "using tan tran slippers", "using ha tran slippery", "using ha tran grippers"
"locating bug code snippets" » "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: (((("dung java java snippets") OR ("using ha tran slippers"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( using ha tran slippers ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("using ha tran slippers"))) or ("locating bug code snippets"))*.