Perhaps you should try some spelling variations:
"tran cong ma slippers" » "tran hong ma slippers", "trien cong ma slippers", "tran hoang ma slippers", "tran cuong ma slippers", "tran cong ha slippers", "tran cong va slippers", "tran cong ma slippery", "tran cong ma 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 cong ma 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 cong ma slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( tran cong ma slippers ) or ( dung java java snippets ))) or ( locating bug code snippets ))*.