Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"dung tri than snippets" » "dung tai than snippets", "dung tren than snippets", "nhung tri than snippets", "dung tri nhan snippets", "dung thi than snippets", "dung tri phan snippets", "dung tri than slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("dung java java snippets") or ("dung tri than snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("dung tri than snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( dung tri than snippets ))) or ( locating bug code snippets ))*.