Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets"
"using two dan snippets" » "during two dan snippets", "using uwb dan snippets", "using tho dan snippets", "using tao 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: (((("dung java java snippets") OR ("using two dan snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( using two dan snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("using two dan snippets"))) or ("locating bug code slippers"))*.