Perhaps you should try some spelling variations:
"tran luat data slippers" » "toan luat data slippers", "trinh luat data slippers", "tranh luan data slippers", "tran luat dat slippers", "tran luat dan slippers", "tran luat dau slippers", "tran luat data slippery", "tran luat data 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tran luat data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran luat data slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tran luat data slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tran luat data slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.