Perhaps you should try some spelling variations:
"tran tuong va slippers" » "tran trong va slippers", "tran thong va slippers", "tran tung va slippers", "tran truong va slippers", "tran thuong va slippers", "tran luong va slippers", "tran tuong va slippery", "tran tuong va grippers"
"dung java java snippets" » "dung va java snippets"
"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: (((("tran tuong va slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( tran tuong va slippers ) or ( dung java java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tran tuong va slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.